List of abbots of Monte Cassino


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 : from 525/529
  • Constantine : 547–560?
  • Simplicius : 560?–576?
  • Vitalis : 576?–580?
  • Bonitus : 580?–584
Between and, the abbey was pillaged and burned by the Lombards and abandoned by its monks.

8th century

  • Petronax : 717?–747
  • Optatus : 747? – 760
  • Ermeris : 760–760
  • Gratian : 760–764
  • Tomichis : 764–771
  • Poto : 771–777
  • Theodemar : 777/778–796
  • Gisulf : 796–817

9th century

  • Apollinaris : 817–828
  • Deusdedit : 828–834
  • Hilderic : 834–834
  • Autpert : 834–837
  • Bassacius : 837–856
  • Bertharius : 856–883
In 883, the abbey was destroyed by the Aghlabids and the monks moved to Teano and later Capua.
  • Angelar I : 883–889
  • Ragembrand : 890–899
  • Leo : 899–914

10th century

  • John I : 914–934
  • Adelpert : 934–943/944?
  • Baldwin : 943/944?–946
  • Maielpot : 943/944?–948
With Aligern, the monks return to Monte Cassino.
  • Aligern : 948–985
  • Manso : 986–996
  • John II : 996–997
  • John III : 997–1010

11th century

  • John IV : 1010–1011
  • Atenulf : 1011–1022
  • Theobald : 1022–1035
  • Basil : 1036–1038
  • Richer I : 1038–1055
  • Peter I : 1055–1057
  • Frederick : 1057–1058
  • Desiderius or Daufer : 1058–1087
  • Oderisius I : 1087–1105

12th century

  • Otto : 1105–1107
  • Bruno : 1107–1111
  • Gerard : 1111–1123
  • Oderisius II : 1123–1126
  • Nicholas I : 1126–1127
  • Seniorectus : 1127–1137
  • Rainald I : 1137
  • Wibald : 1137
  • Rainald II : 1137–1166
  • Theodin I : 1166–1167
  • Giles or Aegidius : 1168
  • * Peter : 1168–1171
  • Dominic : 1171–1174
  • Peter II : 1174–1186
  • Roffred : 1188–1210

13th century

  • Peter III : 1210–1211
  • Adenulf of Caserta : 1211–1215
  • Stephen I : 1215–1227
  • Landulf Sinibald : 1227–1236
  • * Pandulf : 1237–1238
  • Stephen II : 1238–1248
  • Nicholas II : 1251 - ?
  • Richard : 1252–1262
  • Theodin II : 1262–1263
  • Bernard Ayglerius : 1263–1282
  • Thomas I : 1285–1288
  • Ponce : 1292–1292
  • William : 1293–1294?
  • Angelar II : 1294–1295
  • Berard : 1295–1295
  • * Bernard : 1295–1296
  • Galard : 1296–1301

14th century

  • Thomas II : 1304–?
  • Marinus : 1306–1313
  • Isnard de Pontevès : ?–?
  • * : 1323–1326
From Raymond on, the abbots are bishops.
  • Raymond de Gramat : 1326–1340
  • Guy of San Germano : 1340–1341
  • Richer II de Miremont : 1341–1343
  • : 1343–1345/1346
  • William II de Rosières : 1345–1346–1353
In 1349, the abbey was destroyed by an earthquake.
From Bartolomeo on, the abbots are once again monks.
  • Bartolomeo da Siena : 1369–1369
  • Andrea I da Faenza : 1369–1373
  • Pietro IV de Tartaris : 1374–1395
  • Enrico Tomacelli : 1396–1413

15th century

From Ludovico on, the abbots are in commendam.

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
  • Ludovico Trivulzio : 1522–1522
  • Giustino Harbes : 1522–1523
  • Ignazio Squarcialupi : 1524–1526
  • Crisostomo de Alessandro : 1527–1531
  • Agostino Bonfili : 1531–1533
  • Crisostomo de Alessandro : 1533–1538
  • Girolamo : 1538–1539
  • Ignazio II : 1539–1541
  • Girolamo II Scloccheto : 1541–1546
  • Lorenzo Zambelli : 1546–1549
  • Girolamo II Scloccheto : 1549–1551
  • 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
  • Angelo IV de Faggis : 1565–1568
  • Bernardo II de Adamo : 1568–1570
  • Mattia Mattaleia : 1570–1572
  • Angelo IV de Faggis : 1572–1575
  • Girolamo IV Gersale : 1575–1577
  • Bernardo III Ferrajolo : 1577–1580
  • Desiderio II : 1580–1585
  • Bernardo III Ferrajolo : 1585–1587
  • 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
  • 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
  • Mauro Cesarini : 1669–1675
  • Severino II Pepe : 1675–1680
  • Andrea IV Deodati : 1680–1681
  • Sebastiano Biancardi : 1681–1687
  • Andrea IV Deodati : 1687–1692
  • Severino II Pepe : 1692–1697
  • 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
  • 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
  • Prospero de Rosa : 1781–1787
  • Tommaso II Capomazza : 1788–1793
  • Prospero de Rosa : 1793–1797
  • 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