:very incomplete : lacking first centuries ;
Bishops of Osma • Pedro de Bourges,
Benedictine Order (O.S.B.) (1101 – death 1109.08.02) • Raimundo (1109–1124), next Metropolitan Archbishop of
Toledo (Spain) (1124 – death 1152) • Beltrán (1126 – death 1140.10.01) • Esteban (1141 – death 1147.09.01) • Juan (1148 – death 1174.04.28) • Bernardo (1174–1176) • Miguel, O.S.B. (1177–1184) • García (1185–1186) •
Martín de Bazán y Medrano (1188 – death 1201.07.27) •
Diego de Acebes (1201 – 1207.12.30) •
Rodrigo Jiménez de Rada,
Cistercian Order (O. Cist.) (1208 – 1208? 27 Feb 1209) • Menendo (1210–1225) • Pedro Ramírez de Piedrola (1225–1230), next Bishop of
Pamplona (Spain) (1231 – death 1238.10.05) •
Juan de Soria (1231 – 1240.05.29), next Bishop of
Burgos (Spain) (1240.05.29 – 1246) • Pedro de Peñafiel (1241 – death 1246.04.12) • Gil(les) (27 March 1247 – death 4 August 1261) •
Agustin Pérez (18 Oct 1261 – death 12 April 1286) •
Juan Alvarez (bishop) (4 May 1286 – death 20 Oct 1296) • Juan Pérez de Ascaron (1296 – death 1329) • Bernabé (1329.10.20 – death 1351), previously Bishop of
Badajoz (Spain) (1324.07.27 – 1329.10.20) • Gonzalo (1351–1354) • Alfonso Fernando de Toledo y Vargas,
Augustinians (O.E.S.A.) (1354.10.25 – 1363.10.13), later Metropolitan Archbishop of
Sevilla (Andalusia, southern Spain) (1363.10.13 – 1366); previously Bishop of
Badajoz (Spain) (1353.02.13 – 1354.10.25) • Lorenzo Pérez (1362.12.13 – death 1367) •
Pedro Gomez Barroso (19 July 1368 – 4 March 1373), next Bishop of
Cuenca (Spain) (1373–1378) •
Juan García Palomeque (4 March 1373 – death 1374), previously Bishop of
Badajoz (Spain) (1354.10.25 – 1373.03.04) • Juan de Villareal (1374 – death 1379.02.22) •
Pedro Fernández de Frías (21 March 1379 – resigned? 1404),
also/next Pseudocardinal-Priest of
S. Prassede (1396? – 1412.09.23▼),
Archpriest of
Papal Basilica of St. Peter (1412 – 1420.09.19▼), promoted Pseudo
cardinal-Bishop of
Suburbicarian Diocese of Sabina (1412.09.23 – death 1420.09.19▼) but also Pseudocardinal-Priest of above S. Prassede
in commendam (1412.09.23 – 1419.06.26?▼) and next Pseudocardinal-Priest of S. Cecilia
in commendam (1419.06.26 – 1420.09.19▼) •
Apostolic Administrator Alfonso Carrillo de Albornoz (28 Nov 1408 – death 14 March 1434), while
Pseudocardinal-Deacon of
S. Eustachio (1408.09.22 – 1418.08.01▼); later (canonical) Apostolic Administrator of
Sigüenza (Spain) (1422 – ?), promoted
Cardinal-Priest of
Ss. Quattro Coronati (1423.01 – death 1434.03.14), Archpriest of
Papal Archbasilica of St. John Lateran (1428 – 1434.03.14) • Juan de Cerezuela y Luna (1422–1433), next Metropolitan Archbishop of
Sevilla (Spain) (1433 – 1434), Metropolitan Archbishop of
Toledo (Spain) (1434 – 1442) •
Pedro de Castilla de Eril (22 April 1433 – 6 April 1440), next Bishop of
Palencia (Spain) (1440.04 – 1461.04.28) • Roberto Moya (1440 – death 1453.11.13) •
Pedro García de Montoya (Huete) (9 Jan 1454 – death 18 Feb 1475) • Francisco de Santillana (1475.05.04 – 1482.03.06), next Bishop of
Córdoba (Spain) (1482.03.06 – 1482 not possessed) •
Apostolic Administrator Cardinal Pedro González de Mendoza (1482.07.08 – 1482.11), while Apostolic Administrator of
Archdiocese of Sevilla (Spain) (1474.05.09 – 1482.11.13), Apostolic Administrator of
Diocese of Sigüenza (Spain) (1474.05.09 – 1495.01.11), transferred Cardinal-Priest of
S. Croce in Gerusalemme (1478.07.06 – death 1495.01.11); previously Bishop of
Calahorra y La Calzada (Spain) (1453.11.28 – 1467.10.30), Bishop of above
Sigüenza (1467.10.30 – 1474.05.09), created
Cardinal-Priest of
S. Maria in Domnica pro hac vice Title (1473.05.17 – 1478.07.06); later
Latin Patriarch of Alexandria (1482.11.13 – 1495.01.11) and Metropolitan Archbishop of
Toledo (Spain) (1482.11.13 – 1495.01.11) •
Apostolic Administrator Cardinal Raffaele Riario (1483.01.15 – 1493.05), while Apostolic Administrator of
Archdiocese of Pisa (Italy) (1479.09.17 – 1499.06.03), transferred
Cardinal-Deacon of
S. Lorenzo in Damaso pro illa vice Deaconry (1480.05.05 – 1503.11.29), Apostolic Administrator of
Diocese of Tréguier (France) (1480.08.18 – 1483.05.16), Apostolic Administrator of
Diocese of Salamanca (Spain) (1482.07.08 – 1483),
Chamberlain of the Holy Roman Church of
Reverend Apostolic Camera (1483.01.24 – 1521.07.09); previously
Cardinal-Deacon of
S. Giorgio in Velabro (1477.12.12 – 1480.05.05), Apostolic Administrator of
Diocese of Camerino (Italy) (1478.07.27 – 1479.09.17), Apostolic Administrator of
Diocese of Cuenca (Spain) (1479.08.13 – 1482.07); later again Apostolic Administrator of Cuenca (1493.05.24 – 1521.07.09), Apostolic Administrator of
Diocese of Tuscanella (1498.08.28 – 1506.09.16), Apostolic Administrator of
Diocese of Viterbo (Italy) (1498.08.28 – 1506.09.16),
Protodeacon of Sacred College of Cardinals (1503.09 – 1503.11.29), promoted
Cardinal-Bishop of
Suburbicarian Diocese of Albano (1503.11.29 – 1507.08.03), also Cardinal-Priest of
S. Lorenzo in Damaso in commendam (1503.11.29 – 1517.06.22), promoted Cardinal-Bishop of
Suburbicarian Diocese of Sabina (1507.08.03 [1507.09.10] – 1508.09.22), Apostolic Administrator of
Diocese of Arezzo (Italy) (1508.07.07 – 1511.11.05), transferred Cardinal-Bishop of
Suburbicarian Diocese of Porto e Santa Rufina (1508.09.22 – 1511.01.20),
Cardinal Vice-Dean of Sacred College of Cardinals (1508.09.22 – 1511.01.20), Apostolic Administrator of
Diocese of Savona (Italy) (1508.12.05 – 1516.04.09), transferred
Cardinal-Bishop of
Suburbicarian Diocese of Ostia–Velletri (1511.01.20 – ?1517.06.22),
Cardinal Dean of Sacred College of Cardinals (1511.01.20 – 1521.07.09), Apostolic Administrator of
Diocese of Malta (
Malta) (1516.05.23 – 1520), Apostolic Administrator of
Diocese of Lucca (Italy) (1517.03.09 – 1517.11.12), ?again Cardinal-Bishop of Ostia–Velletri (?1517.07.24 – death 1521.07.09), Apostolic Administrator of
Diocese of Malaga (Balearic Spain) (1518.04.12 – 1518.09.03), again Apostolic Administrator of
Archdiocese of Pisa (Italy) (1518.09.03 – retired 1518.09.10) •
Alfonso de Fonseca (1493 – death 1505), previously Bishop of
Ávila (Spain) (1469–1485), Bishop of
Cuenca (Spain) (1485–1493) •
Auxiliary Bishop: García de Chinchilla, O.P. (1500.09.18 – death 1502),
Titular Bishop of
Byblus (1500.09.18 – 1502) •
Alfonso Enríquez (19 December 1505 – death 15 October 1523) •
Auxiliary Bishop: Blas de Fernando,
Cistercian Order (O. Cist.- (1507.04.19 – ?), Titular Bishop of above Byblus (1507.04.19 – ?) •
Juan Pardo Tavera (31 December 1523 – 8 June 1524), previously Bishop of
Ciudad Rodrigo (Spain) (1514.07.14 – 1523.12.31); later Metropolitan Archbishop of
Santiago de Compostela (Spain) (1524.06.08 –retired 1534.04.27), created
Cardinal-Priest of
S. Giovanni a Porta Latina (1531.04.27 – death 1545.08.01), Metropolitan Archbishop of
Toledo (Spain) (1534.04.27 – 1545.08.01) •
García de Loaysa y Mendoza,
Order of Preachers (O.P.) (8 June 1524 – 23 February 1532), previously Master of the
Dominican Order (O.P.) (1518.05.23 – 1524.06.08), created
Cardinal-Priest of
S. Susanna (1530.05.16 – death 1546.04.22), Bishop of
Sigüenza (Spain) (1532.02.23 – 1539.05.21), Metropolitan Archbishop of
Sevilla (Spain) (1539.05.21 – 1546.04.22) •
Pedro González Manso (13 March 1532 – death 12 February 1537), previously Bishop of
Guadix (Spain) (1523.08.31 – 1524.10.26), Bishop of
Tui (Spain) (1524.10.26 – 1525.07.03), Bishop of
Badajoz (Spain) (1525.07.03 – 1532.03.13) •
Pedro Alvarez de Acosta (21 May 1539 – death 20 February 1563), previously Bishop of
Porto (Portugal) (1507.02.12 – 1535.01.08), Bishop of
León (Spain) (1535.01.08 – 1539.05.21) •
Honorato Juan (1 March 1564 – death 30 July 1566) •
Francisco Tello Sandoval (3 March 1567 – 13 June 1578), next Bishop of
Plasencia (Spain) (1578.06.13 – death 1580.07.08) •
Alonso Velázquez (13 June 1578 – 9 March 1583), next Metropolitan Archbishop of
Santiago de Compostela (Spain) (1583.03.09 – death 1587.01.14) •
Sebastián Pérez (bishop) (9 May 1583 – death 27 July 1593 Died) •
Martín Garnica (27 April 1594 – death 20 November 1594 Died) •
Pedro Rojas Henríques,
Order of Saint Augustine (O.S.A.) (30 August 1595 – death 9 March 1602), previously Bishop of
Astorga (Spain) (1591.03.06 – 1595.08.30) • Enrique Enríquez, O.E.S.A. (1602.11.15 – 1610.06.21), next Bishop of
Plasencia (Spain) (1610.06.21 – death 1622.01.22) •
Fernando Acevedo González (July 1610 – 2 June 1613), next Metropolitan Archbishop of
Burgos (Spain) (1613.06.02 – 1629) •
Francisco de Sosa, O.F.M. (23 September 1613 – death 1618) •
Antonio Valdés Herrera (21 October 1641 – 10 November 1653) •
Juan de Palafox y Mendoza (24 November 1653 – 1 October 1659 Died) •
Nicolás Martinez (bishop),
O.S.H. (21 June 1660 – 1 Oct 1660 Died) •
Alfonso Enríquez de Santo Tomás,
O.P. (26 Sep 1661 – 28 Jan 1664 Confirmed,
Bishop of Plasencia) •
Pedro de Godoy,
O.P. (31 March 1664 – 16 May 1672 Confirmed,
Bishop of Sigüenza) •
Antonio de Isla y Mena (8 August 1672 – 17 Dec 1681 Died) •
Sebastián de Arévalo y Torres,
Order of Friars Minor (O.F.M.) (20 April 1682 – 20 Jan 1704 Died) •
Jorge Cárdenas Valenzuela (1704 – 18 November 1705 Died) •
Andrés Soto de la Fuente (22 March 1706 – 29 December 1714 Died) •
Felipe Antonio Gil Taboada (5 July 1715 – 4 March 1720) •
Miguel Herrero Esgueva (15 April 1720 – 20 January 1723) •
Jacinto Valledor Fresno (12 April 1723 – 12 February 1730 Died) •
José Barnuevo, O.S.B. (24 July 1730 – 25 July 1735 Died) •
Pedro de la Cuadra Achica (1 April 1736 – 7 September 1741) •
Juan Antonio Oruña (28 September 1744 – 4 March 1748 Died) •
Pedro Clemente de Aróstegui (16 September 1747 – 29 August 1760) •
Jacinto Aguado y Chacón (18 July 1762 – 27 March 1764) •
Bernardo Antonio Calderón Lázaro (20 August 1764 – 15 October 1786) •
Joaquín de Eleta, O.F.M. (27 December 1786 – 4 December 1788 Died) •
José Constancio Andino (29 March 1790 – death Nov 1793) •
Diego Melo Portugal,
Order of Saint Augustine (O.S.A.) (12 September 1794 – 18 December 1795) •
Antonio Tavira Almazán (27 June 1796 – 14 August 1798) •
Francisco Ignacio Iñigo Angulo (25 September 1798 – 8 January 1799) •
Juan Moya, O.F.M. (28 March 1799 – 19 February 1801) •
José Antonio Garnica,
Capuchin Franciscans (O.F.M. Cap.) (23 February 1801 – 10 January 1810) •
Juan Cavia González (19 August 1814 – 23 December 1831) •
Gregorio Sánchez y Jiménez (Rubio),
Hieronymites (O.S.H.) (17 December 1847 – 27 September 1852) •
Vicente Horcos y San Martín,
Benedictine Order (O.S.B.) (27 September 1852 – 13 January 1861) •
Pedro María Lagüera y Menezo (23 December 1861 – 1892) •
Victoriano Guisasola y Menéndez (15 June 1893 – 19 April 1897) •
José María García Escudero y Ubago (19 April 1897 – 22 March 1909) •
Manuel Lago y González (25 August 1909 – 4 May 1917) •
Matteo Múgica y Urrestarazu (22 February 1918 – 26 October 1923) •
Miguel de los Santos Díaz y Gómara (18 December 1924 – 28 January 1935) •
Tomás Gutiérrez Diez (1 April 1935 – 11 November 1943) •
Saturnino Rubio y Montiél (9 December 1944 – 1959
see below) ;
Suffragan Bishops of Osma-Soria •
Saturnino Rubio y Montiél (
see above 1959 – 4 December 1969) •
Teodoro Cardenal Fernández (1 December 1969 – 19 October 1983) •
José Diéguez Reboredo (1 September 1984 – 15 May 1987) •
Braulio Rodríguez Plaza (6 November 1987 – 12 May 1995) •
Francisco Pérez González (16 December 1995 – 30 October 2003) •
Vicente Jiménez Zamora (21 May 2004 – 27 July 2007) •
Gerardo Melgar Viciosa (1 May 2008 – 8 April 2016) •
Abilio Martínez Varea (5 January 2017 – 9 July 2025). == See also ==