John XI of Constantinople

John XI of Constantinople
Ecumenical Patriarch of Constantinople
Earliest known image of John Bekkos. From Jacques Goar's Euchologion (Paris, 1667).
Church	Church of Constantinople
In office	2 June 1275 – 26 December 1282
Predecessor	Joseph I of Constantinople
Successor	Joseph I of Constantinople
Personal details
Born	c. 1225
Died	March 1297

John XI Bekkos (also Beccus; Greek: Ἰωάννης Βέκκος; c. 1225 – March 1297) was Patriarch of Constantinople from June 2, 1275, to December 26, 1282, and the chief Greek advocate, in Byzantine times, of the reunion of the Eastern Orthodox and Roman Catholic Churches.