The Diocese of Ostuni (Latin: Dioecesis Ostunensis) was a Roman Catholic diocese located in the town of Ostuni in the province of Brindisi in the Apulia region of southern Italy. In 1821, it was suppressed to the Archdiocese of Brindisi.
Erected: 11th Century
Latin Name: Ostunensis
Metropolitan: Archdiocese of Brindisi
Jean (25 Oct 1423 - 25 Feb 1437 Appointed, Bishop of Cefalonia e Zante)
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Francesco Rizzardis (1499 - 1504 Died)
Corrado Caracciolo (1509 - 1516 Died)
Giovanni Antonio de Rogeriis (1517 - 1530 Died)
Pietro Bovio (1530 - 1557 Died)
Giovanni Carlo Bovio (1557 - 21 Jun 1564 Appointed, Archbishop of Brindisi)
Vincenzo Cornelio (Cajetani) (25 Oct 1564 - 1578 Died)
Giulio Cesare Carafa (1578 - 1603 Died)
Giovanni Domenico d'Ettore (28 Jan 1604 - 1606 Died)
Vincenzo Meligne (17 May 1606 - 1639 Died)
Fabio Magnesi (9 Jan 1640 - Aug 1659 Died)
Carlo Personè (26 Jan 1660 - 22 Aug 1678 Died)
Benedetto Milazzi (10 Apr 1679 - Nov 1706 Died)
Bisanzio Fili (11 Apr 1707 - Apr 1720 Died)
Conus Luchini dal Verme (16 Dec 1720 - 12 Apr 1747 Died)
Francesco Antonio Scoppa (15 May 1747 - 25 Feb 1782 Died)
Giovanni Battista Brancaccio (27 Feb 1792 - 15 Oct 1794 Died)
14 May 1821: Suppressed to the Archdiocese of Brindisi
