The Diocese of Risano (Latin Risinium) was a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church from the 6th to the 17th century and is now a titular see.

History 
It was established  as Diocese of Risano with its episcopal see at Risan, site of the ancient town of Rhizon. It was a suffragan of the Archdiocese of Diocleia in the late Roman province of Dalmatia Superior.

It was suppressed , its territory being merged into the Diocese of Kotor, also in modern Montenegro.

Episcopal ordinaries 
Bishops of Risano
(incomplete in the 6th and possibly until the 13th century)
 Sebastiano(591? – 595?)
vacancy?
 Michele, Augustinians (O.E.S.A.)(1271? – ?)
 Davide da Ginevra, O.E.S.A.(1327? – 1349?)
 Nicola, Conventual Friars Minor (O.F.M. Conv.) (? – death 1350?)
 Doimo, O.F.M.(1351.03.28 – 1352.10.25), next Bishop of Kotor (Cattaro) (Montenegro) (1352.10.25 – 1368?)
 Cesario(? – 1355)
 Dionigi(? – 1400), next Bishop of Kotor (Cattaro) (Montenegro) (1400 – ?)
 Andrea (1400 – ?)
 Enrico de Tolnis, Carmelites (O. Carm.) (1400.06.16 – ?)
 Costantino Clementi, O.F.M. (1423.07.09 – ?)
 Egidio Byedborch, O. Carm. (1428.11.29 – ?)
 Antun Bogdanović (1434.04.12 – ?), apparently first Slavic native incumbent
 Giovanni da Montemartino, O.F.M. (1434.09.01 – ?)
 Dionisio Stefani, O. Carm. (1436.10.17 – ?)
 Giovanni Mattei, O. Carm. (1453.01.12 – ?)
 Heinrich Hopfgarten (1455.11.21 – 1460.03.24), also Titular Bishop of  (1455.11.21 – death 1460.03.24) as Auxiliary Bishop of Mainz (Mayene, western Germany) (1455.11.21 – 1460.03.24)
 Daniele (1470.12.10 – ?)
 Raphael (1487.02.16 – ?)
 Adriano de Arnoldis, O. Carm. (1518.09.18 – ?)
 Antonio Pasquali, O.F.M. Conv. (1520.10.12 – ?)
 Miguel de Sanguesa, Cistercians (O. Cist.) (1537.04.29 – death 1548), also Titular Bishop of  (1537.04.20 – 1548) as Auxiliary Bishop of Tarazona (Spain) (1537.04.20 – 1548)
 André Tissier, O.F.M. (1551.03.04 – ?)
 György Zalatnaky (1551.03.04 – 1600.12.20), previously Bishop of Knin (? – 1598.04.16); later Bishop of Pécs (Hungary) (1600.12.20 – death 1605)
 Alfonso de Requeséns Fenollet, O.F.M. (1610.08.30 – 1625.10.06); previously Bishop of Duvno (Bosnia and Herzegovina) (1610.08.30 – 1625.10.06); later Bishop of Barbastro (Spain) (1625.10.06 – 1639.04.08)
 Vincenzo Zucconi (1627.08.30 – ?), also Bishop of Duvno (Bosnia and Herzegovina) (1627.08.30 – ?)

Titular see 
The diocese was nominally restored in 1933 as Latin Titular bishopric of Risinium (Latin name; Curiate Italian Risinio)

It has had the following incumbents, of the fitting (lowest) episcopal rank with two archiepiscopal exceptions:
 Ubald Langlois, Missionary Oblates of Mary Immaculate (O.M.I.) (1938.03.30 – 1953.09.18)
 Alphonse-Célestin-Basile Baud, Capuchin Frirs Minor (O.F.M. Cap.) (1954.04.10 – 1955.09.14)
 Raul Zambrano Camader (1956.12.29 – 1962.04.26)
 Charles Borromeo McLaughlin (1964.01.13 – 1968.05.02)
 Titular Archbishop Paolo Botto (1969.05.02 – 1970.12.03)
 Titular Archbishop Reginaldo Giuseppe Maria Addazi, Dominican Order (O.P.) (1971.07.03 – 1975.02.07)
 Giovanni Pes (1975.04.25 – 1979.05.23)
 Władysław Ziółek (1980.03.12 – 1986.01.24)
 Abraham Escudero Montoya (1986.05.22 – 1990.04.30)
 John Richard McNamara (1992.04.14 – 2001.04.16)
 Bishop Gáspár Ladocsi (2001.11.28 – ...), Auxiliary Bishop emeritus of Esztergom–Budapest (Hungary)

Sources and external links 
 GCatholic 

Catholic titular sees in Europe