Pope Saint Deusdedit (615-618)

Pope from 615 to 618, Saint Deusdedit or Adeodatus I supported the Roman clergy in an unstable Byzantine Italy, marked by revolts, an earthquake, an epidemic and the oldest preserved papal bulla.

Ignispedia

Pope Saint Deusdedit, later called Adeodatus I, governed the Church of Rome from 19 October 615 to 8 November 618. The Holy See presents him as the 68th pope of the Catholic Church, Roman by birth, immediately after Saint Boniface IV and before Boniface V.[1]

His pontificate is brief and poorly documented, but not empty. The Liber Pontificalis shows him as a pope deeply attached to the Roman clergy, to the point of restoring priests and clerics "to their former places", after pontificates strongly marked by favour to monks in the line of Saint Gregory the Great.[2][3]

Deusdedit reigned in an unstable Byzantine Italy: the soldiers of Ravenna revolted for lack of pay, exarch John — the governor of Byzantine Italy, resident at Ravenna — was killed, Naples fell to John of Compsa, and Emperor Heraclius sent Eleutherius to restore order.[4][5] In Rome itself, the last months of the pontificate were struck by a major earthquake and by an epidemic described by the sources as a skin disease so violent that relatives could no longer recognise the dead.[6][7]

His name is also linked to two important material traces: the epitaph composed a few years later under Honorius I, which presents him as a man nourished from childhood in the fold of Peter, and a lead bulla bearing the Good Shepherd, considered by Treccani as the oldest preserved original of a papal bulla.[8][9]

Pope Adeodatus I, known as Deusdedit, in an engraving published at Rome in 1580; no portrait made in his lifetime survives, so this is a later imaginary likeness. Engraving by Giovanni Battista de'Cavalieri, CC0, via Wikimedia Commons.

"This man, from his very origin, was nourished in the fold of Peter; by his merits he obtained to be shepherd of the holy flock." — Epitaph of Deusdedit, composed under Honorius I[10]

Why does Deusdedit matter?

A discreet pope in a decisive sequence

Deusdedit is neither a great doctrinal pope like Leo the Great, nor a missionary pope like Gregory the Great, nor a spectacular pope like Boniface IV with the consecration of the Pantheon. His place is more discreet: he belongs to the sequence 604–625, when Rome remained juridically dependent on the Eastern Empire, but learned to survive between the Lombards, Ravenna, Constantinople, urban poverty and military crises.[11][12]

This discretion makes the article more difficult, not less necessary. The sources do not allow a detailed psychology to be reconstructed. They do, however, make three things visible: the weight of the Roman secular clergy, the political fragility of Byzantine Italy, and the emergence of pontifical administrative tools that would later become very important.

The pope of the secular clergy after the Gregorian popes

Since Gregory the Great, several immediate popes had favoured monks, monasteries and a form of ecclesial government strongly marked by the monastic ideal. Boniface IV had even turned his house into a monastery.[13] Deusdedit takes a different turn. Treccani summarises his gesture as a return of the secular clergy "ad loca pristina", that is, to the places or offices previously held.[14]

This is not an opposition to monastic life. The article must not fabricate an ideological conflict between monks and priests. But the signal is real: God also leads the Church of Rome through priests incardinated in the city — that is, stably attached to the diocese of Rome —, through deacons, through clerics who ensure the liturgy, the urban titles (the parish churches of the city), daily assistance and pastoral continuity.

A pope of charity in a time of collapse

New Advent preserves a simple memory of Deusdedit: charity, zeal, support for impoverished clergy, relief for the sick during the earthquake and epidemic.[15] This notice is short, but it matches the tone of the Liber Pontificalis and the epitaph: Deusdedit appears less as a legislator than as a pastor close to his own.

The tradition that calls him a saint must, however, be formulated with precision. Treccani notes that the Bollandists judged this sanctity to be a "pious deduction" by Caesar Baronius from the epitaph and the virtues attributed to the pope.[16] In other words, Deusdedit does indeed appear as a saint in the liturgical tradition, but the hagiographic dossier is not comparable to that of an ancient martyr or of a pope whose cult would be attested by abundant documentation.

Main sources

Table of witnesses

SourceDateWhat it providesCaution
Holy Seecurrent list68th pope, name Deusdedit or Adeodatus I, Roman origin, dates 19.X.615 – 8.XI.618Very brief official notice
Liber PontificalisRoman tradition transmitted by DuchesneFather Stephen subdeacon, love of clergy, Eleutherius, Naples, peace in Italy, earthquake, epidemic, ordinations, burialBrief text, without analysis; some formulas remain difficult
Treccani, Enciclopedia dei Papi2000Modern synthesis: name Deusdedit/Adeodatus, priest for forty years, pro-clergy policy, bulla, epitaph, doubtful dossiersMain secondary source
Catholic Encyclopedia / New Advent1908Classic Catholic synthesis: charity, zeal, relief for clergy and sickVery short; dependent on pontifical tradition
Britannicamodern noticeBrief notice: pope from 615 to 618, born in Rome, died 8 November 618Very condensed encyclopaedic notice
Epitaph under Honorius Ic. 625–638Spiritual memory of the pope: formed in the fold of Peter, simple wisdom, chant, priestly seniorityLater text, funerary eulogy
Lead bullapontificate of DeusdeditOldest preserved original of a papal bulla according to TreccaniEssential material object

The Holy See and the official chronology

The Vatican's official list gives Deusdedit as the 68th pope, with a pontificate from 19 October 615 to 8 November 618, and a Roman origin.[18] The same table places Boniface IV before him, who died on 8 May 615, and then Boniface V after him, consecrated on 23 December 619.[19]

This chronology explains two long waits. The first, after Boniface IV, lasted about five months before the consecration of Deusdedit; Treccani mentions it explicitly.[20] The second, after Deusdedit's death, lasted more than a year according to Treccani, and led Emperor Heraclius to simplify the pontifical confirmation by entrusting it to the exarch of Ravenna.[21]

New Advent gives the old variants: consecration on 19 October or 13 November 615, death on 8 November or 3 December 618.[22] For the title and infobox, the article retains the current official chronology of the Holy See, while noting that older chronologies have transmitted variants.

The Liber Pontificalis: the closest notice

The Liber Pontificalis is the main narrative source. Its notice is very short, but dense. It says that Deusdedit is Roman, son of Stephen the subdeacon, and that he held the see for three years and twenty-three days.[23]

It then gives the features that structure the whole article: he loved the clergy greatly, restored priests and clerics to their former places, received Eleutherius in Rome, mentions the recapture of Naples, the pay given to soldiers, peace restored in Italy, the difficult institution of a "second Mass in the clergy", the great earthquake of August, the epidemic, burial at Saint Peter's, distribution of a full roga to the clergy for his funeral, three ordinations, fourteen priests, five deacons and twenty-nine bishops.[24]

A page of a northern French manuscript of the Liber Pontificalis, written about 1086 to 1100 and shown here at the life of Linus; the notice of Deusdedit reaches us through this same Roman book of popes. Bibliothèque nationale de France via Gallica, anonymous, CC0, via Wikimedia Commons.

"He loved the clergy greatly; he recalled priests and clerics to their former places." — Liber Pontificalis, notice of Deusdedit[25]

Treccani: reading the notice without embellishing it

The entry by Girolamo Arnaldi for the Enciclopedia dei Papi is the best short modern synthesis. It avoids two errors: making Deusdedit an insignificant unknown, or attributing to him too many certain reforms.[26]

Treccani confirms the main line: Roman, son of Stephen the subdeacon, consecrated on 19 October 615, priest for forty years, first non-deacon to become pope since John II, shift in favour of the secular clergy, reception of Eleutherius, earthquake and epidemic of 618, death on 8 November, burial at Saint Peter's, later epitaph, oldest preserved papal bulla.[27]

The present Saint Peter's Basilica in the Vatican; Deusdedit was buried in the earlier Constantinian basilica that stood on the same site. Photograph by Alvesgaspar, CC BY-SA 4.0, via Wikimedia Commons.

But Treccani also invites caution. The two matrimonial provisions attributed to Deusdedit by the Decretum Gratiani are universally held to be inauthentic; the "secunda missa in clero" remains debated; the installation of the see of Concordia at Caorle is reported by John the Deacon but contested by modern scholars.[28][29][30]

Before the pontificate: a long-serving Roman priest

Roman, son of a subdeacon

The Liber Pontificalis gives a terse formula: "Deusdedit, natione Romanus, ex patre Stephano subdiacono."[31] This mention is enough to root him in the clergy of Rome. He is not a monk from a prestigious monastery, nor a diplomat known for a mission to Constantinople, but a man of the Roman institution itself.

His father's name, Stephen, subdeacon, is important. It indicates a family tied to ecclesial service, without allowing a genealogy to be written. The article must therefore resist the temptation to fill the silences: neither his date of birth, nor his detailed formation, nor the precise Roman titles in which he served before election are known.

Forty years as a priest

Treccani notes that at the time of his election Deusdedit had already been a priest for forty years.[32] This fact gives a strong spiritual colour to the pontificate. The pope who restored the secular clergy is not an administrator foreign to presbyteral life: he himself bore, for several decades, the burden of a Roman priest.

His elevation is also institutionally notable. Treccani stresses that he is the first non-deacon raised to the pontificate since John II.[33] In late antique Rome, deacons often held finances, organised charity and administrative relations; many popes came from this milieu. Deusdedit recalls that an old priest of the city could also be judged fit to bear the charge of Peter.

Nourished in the fold of Peter

The later epitaph gives a more spiritual than biographical image. It says that Deusdedit was nourished from his very origin in the fold of Peter: "hic vir ab exortu Petri est nutritus ovili".[34] The formula may designate a childhood or youth entrusted very early to the services of the Roman Church, perhaps within clerical and chant formation around Saint Peter's.

This poetic line must not be turned into a certain school dossier. But it explains why the article must read Deusdedit as a pope of continuity: a man shaped by the Roman liturgy, by the service of Peter, by the local clergy, before himself becoming shepherd of the flock.

The pontificate from 615 to 618

An election after five months of vacancy

Boniface IV died on 8 May 615. Deusdedit was consecrated on 19 October following.[35][36] This five-month vacancy is not exceptional for the time, but it recalls a heavy political dependence: the Roman election did not immediately produce a quiet consecration; imperial or exarchal confirmation remained a concrete factor.

The contrast with the early centuries is clear. The bishop of Rome is the successor of Peter, but he lives in a city that is no longer the political capital of the Empire, under Byzantine control, surrounded by Lombard territories, and dependent on Ravenna for many military and administrative matters.

The return of the secular clergy

The formula of the Liber Pontificalis is one of the most important: Deusdedit loved the clergy greatly and recalled priests and clerics "ad loca pristina".[37] Treccani interprets it as a relative reversal compared to his predecessor, faithful to the Gregorian line favourable to monks.[38]

The exact scope of the measure is not entirely clear. It may concern liturgical functions, places of service, charges in basilicas or ecclesiastical administration. But the general sense is legible: Deusdedit wanted to restore to the Roman secular clergy its ordinary place.

This point deserves to be treated without caricature. Monks rendered an immense service to Rome, to the liturgy, to the English mission and to charity. But a diocesan Church cannot live by monks alone. It needs stable priests, formed clerics, holders of offices, a daily pastoral presence in basilicas, titles and neighbourhoods.

The obscure question of the "second Mass"

The Liber Pontificalis attributes to Deusdedit the institution of a "secunda missa in clero".[39] The formula is difficult. Treccani reports that Duchesne perhaps thought of an evening office improperly called Mass; the entry of the Enciclopedia dei Papi also evokes the hypothesis of a nocturnal office for the clergy, analogous to the monks' morning office.[40]

The article must therefore not write that Deusdedit "created a second daily Mass" in the modern sense. That would be too precise. It is better to say: the sources attribute to him an obscure liturgical or choral reform, probably linked to the prayer of the Roman clergy.

The epitaph could point in this direction when it evokes a pope watching through hymnic songs of Christ.[41] This line is spiritually precious: it shows a Rome where the sung prayer of the clergy becomes part of the pontifical identity.

"Watching over the hymnic songs of Christ." — Epitaph of Deusdedit, verse cited by Treccani concerning the "secunda missa"[42]

The ordinations

The Liber Pontificalis attributes to Deusdedit three ordinations, with fourteen priests, five deacons and twenty-nine bishops for various places.[43] These figures do not tell of a great reform, but they show the ordinary activity of a pope of that time: maintaining the Roman clergy, providing for sees, ensuring sacramental and administrative continuity for ecclesiastical Italy.

In an article on a secondary pope, these data matter. They prevent the pontificate from being reduced to two anecdotes: a bulla and an epidemic. Deusdedit governed, ordained, distributed, received, supported. The ordinary is here the very matter of history.

Rome, Ravenna and Byzantine Italy

The revolt against exarch John

The Liber Pontificalis reports that Eleutherius, patrician and cubicularius, came from Ravenna after killing those who had taken part in the death of exarch John and officials of the Republic.[44] Treccani explains the context: Heraclius sent Eleutherius to Italy to tame a revolt of Byzantine militias, exasperated by non-payment of their pay.[45]

The basilica of Sant'Apollinare in Classe near Ravenna, a church of Byzantine Italy from the age when exarchs governed the peninsula from Ravenna. Photograph by Mentnafunangann, CC BY-SA 4.0, via Wikimedia Commons.

The detail is harsh, but very telling. Byzantine Italy is not a stable apparatus. Ravenna holds the exarchate, but soldiers can mutiny; Naples can be taken; communications are slow; the emperor is absorbed by war against the Persians. Rome, in the middle, must remain a point of ecclesial stability.

Eleutherius received by Deusdedit

The pontifical notice says that Eleutherius came to Rome and was very well received by the most holy Pope Deusdedit.[46] This detail must not be inflated into a political alliance. But it shows that the pope is the major religious interlocutor in the city: an exarch sent by the emperor passes through Rome, and his reception by the pope belongs to the official memory of the pontificate.

Gold solidus of Emperor Heraclius with his son Heraclius Constantine, struck at Constantinople; Heraclius, emperor from 610 to 641, sent Eleutherius to restore order in Italy. Photograph by the Classical Numismatic Group, CC BY-SA 2.5, via Wikimedia Commons.

Deusdedit's role here is pastoral and institutional. He does not lead armies; he is not the exarch. But he receives the one who must restore civil order. In a fractured Italy, this meeting manifests the necessary, and often fragile, cooperation between the Roman Church and imperial authority.

Naples, John of Compsa and the precarious peace

After his stay in Rome, Eleutherius left for Naples, held by John of Compsa. The Liber Pontificalis reports that he entered Naples fighting and killed the tyrant, then returned to Ravenna; once pay was given to the soldiers, peace was made throughout Italy.[47]

Castel dell'Ovo in the Bay of Naples; during the crisis of the 610s the city of Naples was seized by John of Compsa before Eleutherius retook it. Photograph by Gil, CC BY 2.0, via Wikimedia Commons.

Treccani specifies that this peace also included Italy occupied by the Lombards, at the price of an agreement costly for the Empire.[48] Peace is therefore not a lasting triumph of Constantinople. It is a costly stabilisation, at a moment when the Empire must choose its priorities.

EventPlaceMain actorHistorical reading
Military revolt against exarch JohnRavennaByzantine militiasThe exarchate is undermined by unpaid wages
Sending of EleutheriusByzantine ItalyHeracliusConstantinople must restore order at a distance
Reception by DeusdeditRomePope DeusdeditThe pope remains the city's indispensable religious authority
Recapture of NaplesNaplesEleutherius against John of CompsaThe crisis also affects the Byzantine south
Payment of soldiers and peaceRavenna / ItalyEleutheriusReal stabilisation, but costly and fragile

The earthquake, the epidemic and charity

August 618: the earth shakes

The Liber Pontificalis places under Deusdedit a great earthquake in the month of August, indiction VI.[49] Treccani takes up this marker and cites modern works on earthquakes before the year 1000 in Italy and the Mediterranean area.[50]

The fact deserves to be included because it gives a concrete framework to the end of the pontificate. Rome is not only threatened by Lombards or unpaid soldiers. It also suffers physical catastrophes: tremors, fragile buildings, poor crowds, worn infrastructure, diseases.

A skin epidemic difficult to identify

After the earthquake, the Liber Pontificalis describes a "clades in populo", a calamity among the people, with a "percussio scabearum": an attack of scab or crusts such that no one could recognise his dead.[51] New Advent speaks of "leprosy", but Treccani translates more cautiously as an epidemic of scabbia.[52][53]

It is therefore preferable not to give a modern medical diagnosis of the disease. The article can speak of a severe skin epidemic, described by the sources with the words available in the 7th century. What matters is not to identify a modern pathology, but to understand the pastoral scale: the pope faced a city where families no longer recognised their dead.

Helping when administration is no longer enough

New Advent says that Deusdedit set a heroic example by his efforts to relieve the sufferers.[54] Even if the notice is late and brief, it matches the transmitted profile: love of clergy, charity toward the poor, support in crisis.

For a Catholic encyclopedia, this point is not decorative. The ancient papacy is not understood only through councils and decrees. In Rome, being bishop also means organising assistance when imperial administration falters, when disease strikes, when poverty makes everything more vulnerable.

"He was distinguished for his charity and zeal." — Catholic Encyclopedia, entry on Saint Deusdedit[55]

The bulla of Deusdedit

The oldest preserved original of a papal bulla

Treccani gives a major detail: the lead bulla of Deusdedit, with the Good Shepherd on the obverse and the pope's name on the reverse, is the oldest preserved original of a papal bulla.[56] This is not a mere numismatic curiosity. It is a material trace of the pontifical chancery at the moment when the papacy progressively becomes a long-term documentary institution.

Engraving of 1759 reproducing the seal, or lead bulla, of Pope Deusdedit, the oldest preserved original of a papal bulla; this is a printed reproduction, not a photograph of the lead original. Engraving by Tassin and Toustain, public domain, via Wikimedia Commons.

The word "bull" comes precisely from these lead seals, the bullae, attached to documents. The great papal bulls of the Middle Ages did not appear suddenly; they are part of a slow history of validation, seals, chancery, preservation and juridical recognition.

The Good Shepherd as visual programme

The obverse bearing the Good Shepherd is theologically eloquent. Even though the object serves to guarantee a document, the image does not first present the pope as sovereign, judge or prince. It shows Christ the shepherd. Pontifical authority is understood from the One who entrusts the flock to Peter.

What should not be attributed too quickly to Deusdedit

The false matrimonial decretals

The Decretum Gratiani attributes to Deusdedit two matrimonial decisions: one concerning a case of involuntary baptismal sponsorship by the spouses themselves, the other forbidding a godfather to give his goddaughter in marriage to his son.[57]

Treccani is clear: their authenticity is universally rejected.[58] The article must therefore mention them only as an example of doubtful canonical reception. A doctrinal section on marriage must not be built on texts that specialists do not hold to be authentic.

The Concordia and Caorle dossier

Treccani reports a tradition from John the Deacon: Deusdedit is said to have granted the island of Caorle to the bishop of Concordia, who had taken refuge with his flock for fear of the Lombards. But the entry adds that this information, accepted by Kehr, has been questioned by later scholars.[59]

This point can be noted because it illustrates the world of ecclesiastical refugees in Lombard Italy. But it must not be presented as a certain act of the pontificate. The correct formula is: disputed tradition, useful for understanding the context, insufficient to build a strong assertion.

Sanctity: received tradition, thin dossier

Deusdedit is called saint, celebrated on 8 November, and the article must keep this title since it corresponds to the subject and to Catholic usage.[60] But rigour requires adding that the dossier is thin: Treccani, following the Bollandists, explains that sanctity was probably deduced by Baronius from the epitaph and the eulogy of virtues.[61]

This nuance does not weaken Catholic piety. It makes it more exact. Many ancient saints have a cult transmitted by ways different from modern processes. The important thing is not to write as if a non-existent canonical process were possessed.

Legacy

A transitional pontificate toward Boniface V and Honorius I

After Deusdedit, the vacancy lasted a long time. Boniface V was not consecrated until 23 December 619 according to the Holy See.[62] Treccani links this long wait to an institutional evolution: Heraclius simplified the confirmation procedure by making the exarch of Ravenna responsible for pontifical confirmation.[63]

The detail is crucial for understanding the 7th-century papacy. Rome is not yet politically independent. But each difficulty forces procedural adjustments. The medieval papacy will gradually be born from these tensions: imperial dependence, local authority, recognition by Ravenna, then growing distance from Constantinople.

A clerical and liturgical memory

The epitaph under Honorius I preserves the image of a pope nourished in the fold of Peter, wise in simplicity, an old priest, a man of chant and vigil.[64][65] This is perhaps the best spiritual synthesis of Deusdedit: he does not shine by a great controversy, but by long fidelity in ecclesial service.

Apse mosaic of Sant'Agnese fuori le mura in Rome, from the 600s: Saint Agnes with Pope Honorius I offering a model of the basilica he built. Honorius belongs to the generation that followed Deusdedit. Photograph by Trestina, CC BY-SA 4.0, via Wikimedia Commons.

His pontificate recalls that the holiness of the Church does not pass only through striking figures. It also passes through men who hold the places, pay clerics, organise funerals, ordain priests, receive civil authorities, support the sick, and keep the Church's chant when the city trembles.

A small bulla, a great documentary future

The preserved bulla of Deusdedit gives this secondary pontificate a disproportionate importance. Through a small lead seal, one already sees the papacy that signs, seals, preserves and authenticates. The government of the Church is not only oral or charismatic; it also becomes archive.

That is why Deusdedit deserves better than a line in a list of popes. He is a witness to post-Gregorian Rome: poor, shaken, Byzantine, still vulnerable, but already capable of transmitting through signs, epitaphs, lists, seals and rites a durable ecclesial memory.

Frequently asked questions

Are Deusdedit and Adeodatus I the same person?

Yes. The Liber Pontificalis calls him Deusdedit. Treccani explains that he was later renamed Adeodatus I to place him in series with Adeodatus II, pope from 672 to 676.[66] In French, one therefore encounters Deusdedit, Dieudonné, Adéodat I or Adeodatus I.

Did he invent papal bulls?

No, this formula that is too strong must be avoided. What can be said with Treccani is more precise: the lead bulla of Deusdedit is the oldest preserved original of a papal bulla.[67] This does not prove that no pontifical seal existed before him; it gives the oldest preserved material exemplar.

Why call saint a pope whose dossier is thin?

Because liturgical tradition has received him as a saint and celebrates him on 8 November, but this reception does not rest on a modern process. Treccani notes that the Bollandists saw in this sanctity a pious deduction by Baronius from the virtues celebrated in the epitaph.[68] The most accurate formulation is therefore: saint in the Catholic tradition, with a very sober hagiographic dossier.

What is the great spiritual lesson of his pontificate?

Deusdedit shows a holiness of ordinary service. He leaves no great treatise; he leaves the memory of a pope who loved his clergy, supported a wounded city, kept vigil in chant, and remained a shepherd amid an unstable Italy. For a Catholic reader, this is a precious lesson: not everything is played out in the brilliance of great decisions, but also in daily fidelity to the flock entrusted.

Synthesis

Deusdedit is a brief, discreet, but revealing pope. Elected after five months of vacancy, consecrated on 19 October 615, he governed until 8 November 618. Roman, son of a subdeacon, priest for forty years, he reoriented the post-Gregorian papacy toward the secular clergy without denying the monastic heritage. He received Eleutherius in a Byzantine Italy in crisis, lived through the earthquake and epidemic of 618, provided for a funerary distribution to the clergy, ordained priests, deacons and bishops, then died and was buried at Saint Peter's.

The most visible part of his material legacy is paradoxically tiny: a lead bulla, with the Good Shepherd and his name, the oldest preserved original of this type. The most visible part of his spiritual legacy lies in the epitaph: a man nourished in the fold of Peter, become shepherd by merit, and kept in Roman memory as a saint.

To go further

Notes and sources

Notes and References

  1. Holy See, official table of pontiffs, entry "Deusdedit oder Adeodatus I.": 68th pope, pontificate 19.X.615 – 8.XI.618, Roman origin; neighbouring entries Boniface IV and Boniface V for the chronology of succession. URL: https://www.vatican.va/content/vatican/de/holy-father.html.

    1 18 19 35 62
  2. Liber Pontificalis, entry "Deusdedit", ed. Louis Duchesne, Le Liber pontificalis, vol. I, Paris, 1886, p. 319–320; Latin text accessible via Fontistoriche: Roman origin, father Stephen subdeacon, love of clergy, Eleutherius, Naples, peace in Italy, "secunda missa in clero", earthquake of August, epidemic, burial at Saint Peter's, full roga, ordinations. URL: https://fontistoriche.org/papa-adeodato-i/.

    2 4 6 23 24 25 31 37 39 43 44 46 47 49 51
  3. Girolamo Arnaldi, "Deusdedit, santo", Enciclopedia dei Papi, Istituto dell'Enciclopedia Italiana, Treccani, 2000: Roman birth, father Stephen subdeacon, five-month vacancy, consecration on 19 October 615, name Deusdedit then Adeodatus I, priest for forty years, return of the secular clergy, Eleutherius, Ravenna and Naples crisis, earthquake and epidemic, death on 8 November 618, epitaph, preserved bulla. URL: https://www.treccani.it/enciclopedia/santo-deusdedit_%28Enciclopedia-dei-Papi%29/.

    3 5 7 11 14 20 26 27 36 38
  4. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000; cites and comments on the epitaph of Deusdedit, Inscriptiones Christianae urbis Romae. Nova series, II, no. 4160: inscription not contemporary with the burial, written under Honorius I; verses "cur titulata diu torpuerunt iura sepulchri?", "pande dolor gemitum", "hic vir ab exortu Petri est nutritus ovili", "meruit sancti pastor adesse gregis".

    8 10 34 64
  5. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000; and C. Serafini, Le monete e le bolle plumbee pontificie del Medagliere Vaticano, vol. I, Milano, 1910, p. LXXXIV and p. 1, tav. A-1: lead bulla of Deusdedit with the Good Shepherd on the obverse and the pope's name on the reverse, oldest preserved original of a papal bulla.

    9 56 67
  6. Rosamond McKitterick, "The Papacy and Byzantium in the Seventh- and Early Eighth-Century Sections of the Liber Pontificalis", Papers of the British School at Rome, 84, 2016, p. 241–273: the notices of Boniface IV and Deusdedit give an important place to Ravenna and Byzantine representatives, without indicating a permanent Ravennate administrative presence in Rome; Eleutherius restores order from Ravenna and defeats John of Compsa at Naples. PDF Cambridge Core: https://www.cambridge.org/core/services/aop-cambridge-core/content/view/BD2854E7D258B73EF5E3E780EDBA3550/S0068246216000076a.pdf/papacy_and_byzantium_in_the_seventh_and_early_eighthcentury_sections_of_the_liber_pontificalis.pdf.

    12
  7. "Pope St. Boniface IV", The Catholic Encyclopedia, New York, Robert Appleton Company; transcription New Advent: "The pontiff died in monastic retirement (he had converted his own house into a monastery)". URL: https://www.newadvent.org/cathen/02660c.htm. See also the Ignispedia article Pope Saint Boniface IV.

    13
  8. Leo Kelly, "Pope St. Deusdedit", The Catholic Encyclopedia, vol. 4, New York, Robert Appleton Company, 1908; New Advent transcription: consecration 19 October or 13 November 615, death 8 November or 3 December 618, charity, zeal, support for impoverished clergy, relief during earthquake and epidemic, inauthentic decretals. URL: https://www.newadvent.org/cathen/04760a.htm.

    15 22 52 54 55
  9. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000: Deusdedit appears as a saint ("Figura come santo"), but the Bollandists judge that it is probably a pious deduction by Caesar Baronius from the merits and virtues celebrated in his epitaph; liturgical memory on 8 November. The Roman Martyrology, ed. 2004, lists him on 8 November (entry no. 3): "At Rome near Saint Peter's, Saint Deusdedit, pope, who loved his clergy and people, renowned for simplicity and wisdom." The Bollandist source in question is Acta Sanctorum, Novembris, vol. III, Brussels, 1910, p. 832–834 (cited in the bibliography of the Treccani notice).

    16 60 61 68
  10. Encyclopaedia Britannica, "Saint Deusdedit": pope from 615 to 618, born in Rome, died 8 November 618 in Rome. URL: https://www.britannica.com/biography/Saint-Deusdedit.

    17
  11. Girolamo Arnaldi, "Adeodato I, papa", Dizionario Biografico degli Italiani, Treccani: death on 8 November 618, burial at Saint Peter's, long vacancy of thirteen and a half months after his death, simplification by Heraclius of the procedure of pontifical confirmation entrusted to the exarch of Ravenna. URL: https://www.treccani.it/enciclopedia/papa-adeodato-i_%28Dizionario-Biografico%29/.

    21 63
  12. Girolamo Arnaldi, "Deusdedit, santo", Enciclopedia dei Papi, Treccani, 2000: two matrimonial pronouncements attributed to Deusdedit by the Decretum Gratiani (C. XXX q. 1 c. 1; C. XXX q. 3 c. 1); authenticity universally rejected. Variant: the notice by the same author, "Adeodato I, papa", Dizionario Biografico degli Italiani, Treccani, gives C. XXX q. 3 c. 3 for the second provision.

    28 57 58
  13. Girolamo Arnaldi, "Deusdedit, santo", Enciclopedia dei Papi, Treccani, 2000; discussion of the "secunda missa in clero": evening Mass or nocturnal office of the clergy analogous to the monastic morning office. The attribution to Duchesne of the hypothesis of an evening office improperly called Mass and the connection with verse 10 of the epitaph "excuvians Christi cantibus hymnisonis" come from the notice by the same author, "Adeodato I, papa", Dizionario Biografico degli Italiani, Treccani. URL: https://www.treccani.it/enciclopedia/papa-adeodato-i_%28Dizionario-Biografico%29/.

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  14. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000; tradition of John the Deacon according to which Deusdedit would have granted the island of Caorle to the bishop of Concordia who had taken refuge for fear of the Lombards; information accepted by Kehr but questioned by later scholars.

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  15. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000: at the time of election, Deusdedit had been a priest for forty years and the first non-deacon to accede to the pontificate since John II.

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  16. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000: Eleutherius, patrician and cubicularius sent by Heraclius, represses the Ravennate revolt, passes through Rome, recaptures Naples from John of Compsa, pays the soldiers and restores a costly peace with the Lombards.

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  17. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000; mentions the severe earthquake of August 618 and the epidemic of "scabbia"; refers to E. Guidoboni ed., I terremoti prima del Mille in Italia e nell'area mediterranea, Bologna, 1989, p. 610.

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  18. Girolamo Arnaldi, "Deusdedit, santo", Treccani, 2000: the Liber Pontificalis mentions him under the name Deusdedit; he was later called Adeodatus I to be placed in series with Adeodatus II, pope from 672 to 676.

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