This is a list of abbots of Monte Cassino.

Italian names are given in italics in parentheses for abbots before the third destruction of the abbey.

6th century Benedict of Nursia (Benedetta da Norcia) : from 525/529 Constantine (Costantino) : 547–560? Simplicius (Simplicio) : 560?–576? Vitalis (Vitale) : 576?–580? Bonitus (Bonito) : 580?–584

Between and , the abbey was pillaged and burned by the Lombards and abandoned by its monks.

8th century Petronax (Petronace) : 717?–747 Optatus (Optato) : 747? – 760 Ermeris (Ermeri) : 760–760 Gratian (Graziano) : 760–764 Tomichis (Tomichi) : 764–771 Poto (Potone) : 771–777 Theodemar (Teodemaro) : 777/778–796 Gisulf (Gisolfo or Gisulfo) : 796–817

9th century Apollinaris (Apollinare) : 817–828 Deusdedit (Diodato) : 828–834 Hilderic (Ilderico) : 834–834 Autpert (Autperto) : 834–837 Bassacius (Bassacio) : 837–856 Bertharius (Bertario) : 856–883

In 883, the abbey was destroyed by the Aghlabids and the monks moved to Teano and later Capua.

Angelar I (Angelario) : 883–889 Ragembrand (Ragembrando) : 890–899 Leo (Leone or Leo) : 899–914

10th century John I (Giovanni) : 914–934 Adelpert (Adelperto) : 934–943/944? Baldwin (Baldovino) : 943/944?–946 Maielpot (Maielpoto) : 943/944?–948

With Aligern, the monks return to Monte Cassino.

Aligern (Aligerno) : 948–985 Manso (Mansone) : 986–996 John II (Giovanni) : 996–997 John III (Giovanni) : 997–1010

11th century John IV (Giovanni IV) : 1010–1011 Atenulf (Atenolfo) : 1011–1022 Theobald (Teobaldo) : 1022–1035 Basil (Basilio) : 1036–1038 Richer I (Richerio) : 1038–1055 Peter I (Pietro) : 1055–1057 Frederick (Federico) : 1057–1058 Desiderius or Daufer (Desiderio or Dauferio) : 1058–1087 Oderisius I (Oderisio) : 1087–1105

12th century Otto (Ottone) : 1105–1107 Bruno (Bruno) : 1107–1111 Gerard (Gerardo) : 1111–1123 Oderisius II (Oderisio) : 1123–1126 Nicholas I (Nicola) : 1126–1127 Seniorectus (Senioretto) : 1127–1137 Rainald I (Rainaldo) : 1137 Wibald (Guibaldo or Wibaldo) : 1137 Rainald II (Rainaldo II) : 1137–1166 Theodin I (Teodino) : 1166–1167 Giles or Aegidius (Egidio) : 1168 Peter (Pietro) : 1168–1171 (apostolic administrator) Dominic (Domenico) : 1171–1174 Peter II (Pietro II) : 1174–1186 Roffred (Roffredo dell'Isola) : 1188–1210

13th century Peter III (Pietro III) : 1210–1211 Adenulf of Caserta (Adenolfo) : 1211–1215 Stephen I (Stefano) : 1215–1227 Landulf Sinibald (Landolfo Sinibaldo) : 1227–1236 Pandulf (Pandolfo) : 1237–1238 (apostolic administrator) Stephen II (Stefano) : 1238–1248 Nicholas II (Nicola) : 1251 - ? Richard (Riccardo) : 1252–1262 Theodin II (Teodino II) : 1262–1263 Bernard Ayglerius (Bernardo Aiglerio) : 1263–1282 Thomas I (Tommaso) : 1285–1288 Ponce (Ponzio) : 1292–1292 William (Guglielmo) : 1293–1294? Angelar II (Angelario II) : 1294–1295 Berard (Beraudo) : 1295–1295 Bernard (Bernardo) : 1295–1296 (apostolic administrator) Galard (Galardo) : 1296–1301

14th century Thomas II (Tommaso II) : 1304–? Marinus (Marino) : 1306–1313 Isnard de Pontevès (Isnardo) : ?–? : 1323–1326 (apostolic administrator)

From Raymond on, the abbots are bishops.

Raymond de Gramat (Raimondo) : 1326–1340 Guy of San Germano (Guido di San Germano) : 1340–1341 Richer II de Miremont (Richerio) : 1341–1343 (Stefano) : 1343–1345/1346 William II de Rosières (Guglielmo) : 1345–1346–1353

In 1349, the abbey was destroyed by an earthquake.

: 1353–1355 Angelo I Acciaioli : 1355–1357 Angelo II della Posta : 1357–1362 Angelo III Orsini : 1362–1365 Guglielmo III : 1366–1369

From Bartolomeo on, the abbots are once again monks (not bishops).

Bartolomeo da Siena : 1369–1369 Andrea I da Faenza : 1369–1373 Pietro IV de Tartaris : 1374–1395 Enrico Tomacelli : 1396–1413

15th century Pirro Tomacelli : 1414–1442 Antonio Carafa : 1446–1454

From Ludovico on, the abbots are in commendam.

Ludovico Trevisan : 1454–1465 Pietro V Barbo : 1465–1471 Giovanni d'Aragona : 1471–1485 Giovanni de' Medici : 1486–1504

16th century From Zaccaria on, the abbots are heads of the Cassinese congregation.

Zaccaria Castagnola : 1506–1509 Graziano II : 1509–1510 Ignazio Squarcialupi : 1510–1516 Vincenzo de Riso : 1517–1518 Teofilo Piacentini : 1519–1520 Ignazio Squarcialupi : 1520–1521 (second time) Ludovico Trivulzio : 1522–1522 Giustino Harbes : 1522–1523 Ignazio Squarcialupi : 1524–1526 (third time) Crisostomo de Alessandro : 1527–1531 Agostino Bonfili : 1531–1533 Crisostomo de Alessandro : 1533–1538 (second time) Girolamo : 1538–1539 Ignazio II : 1539–1541 Girolamo II Scloccheto : 1541–1546 Lorenzo Zambelli : 1546–1549 Girolamo II Scloccheto : 1549–1551 (second time) Innocenzo Nicolai : 1551–1554 Girolamo III Calcini : 1554–1555 Isidoro Mantegazzi : 1555–1556 Ignazio III Vicani : 1556–1559 Angelo IV de Faggis : 1559–1564 Ignazio III Vicani : 1564–1565 (second time) Angelo IV de Faggis : 1565–1568 (second time) Bernardo II de Adamo : 1568–1570 Mattia Mattaleia : 1570–1572 Angelo IV de Faggis : 1572–1575 (third time) Girolamo IV Gersale : 1575–1577 Bernardo III Ferrajolo : 1577–1580 Desiderio II : 1580–1585 Bernardo III Ferrajolo : 1585–1587 (second time) Egidio II Sernicoli : 1587–1589 Andrea II : 1589–1590 Girolamo V Brugia : 1590–1595 Basilio II : 1595–1596 Vittorino de Manso : 1597–1598 Zaccaria II Tarasco : 1598–1599 Ambrogio Rastellini : 1599–1602

17th century Desiderio III : 1603–1604 Gregorio Casamata : 1605–1608 Paolo da Cosenza : 1608–1609 Onorato Scalisi : 1609–1614 Isidoro II Agresti : 1614–1617 Paolo II Scotti : 1617–1621 Bernardino Saivedra : 1621–1624 Simplicio II Caffarelli : 1625–1628 Paolo II Scotti : 1629–1630 (second time) Angelo V Grassi : 1631–1631 Paolo Camillo Casati : 1632–1634 Desiderio IV Petronio : 1635–1639 Severino Fusco : 1640–1645 Andrea III Arcioni : 1645 - 1647 Desiderio IV Petronio : 1648–1649 Domenico II Quesada : 1650–1653 Carlo de Mauro : 1654–1657 Angelo VI della Noce : 1657–1661 Anastasio Perrone : 1661–1665 Angelo VI della Noce : 1665–1669 (second time) Mauro Cesarini : 1669–1675 Severino II Pepe : 1675–1680 Andrea IV Deodati : 1680–1681 Sebastiano Biancardi : 1681–1687 Andrea IV Deodati : 1687–1692 (second time) Severino II Pepe : 1692–1697 (second time) Ippolito della Penna : 1697–1704

18th century Gregorio II Galisio : 1704–1717 Nicola III Ruggi : 1717–1722 Arcangelo Brancaccio : ?–1725 Sebastiano II Gadaleta : 1725–1731 Stefano IV de Stefano : 1731–1737 Ildefonso del Verme : 1737–1739 Sebastiano II Gadaleta : 1739–1745 (second time) Antonio II Capece : 1745–1751 Giovanni Maria Ragosa : 1751–1753 Marino II Migliarese : 1754–1760 Domenico III Favilla : 1760–1766 Aurelio Parisio : 1766–1772 Rinaldo Santomagno : 1772–1778 Domenico III Favilla : 1778–1780 (second time) Prospero de Rosa : 1781–1787 Tommaso II Capomazza : 1788–1793 Prospero de Rosa : 1793–1797 (second time) Marino III Lucarelli : 1797–1804

19th century Aurelio II Visconti : 1804–1816 Giuseppe del Balzo : 1817–1821 Luigi Bovio : 1821–1828 Giacomo Diez : 1828–1834 Celestino Gonzaga : 1834–1840 Matteo Morso : 1840–1840 Giuseppe II Frisari : 1841–1849 Michelangelo Celesia : 1850–1858 Simplicio III Pappalettere : 1858–1863 Carlo II de Vera : 1863–1871 Nicola IV d'Orgemont : 1872–1896 Giuseppe III Quandel : 1896–1897 Bonifacio Maria Krug : 1897–1909

20th century Gregorio IV Diamare : 1909–1945

In 1944, the abbey was destroyed a fourth time during the battle of Monte Cassino.

Ildefonso II Rea : 1945–1971 Martino Matronola : 1971–1983 Bernardo IV Fabio D'Onorio : 1983–2007

21st century Pietro VI Vittorelli : 2007–2013 Donato Ogliari : 2014–2023 Antonio Luca Fallica : 2023–present

References

External links