Matthew Kantakouzenos Palaiologos dynasty Born: c. 1325 Died: unknown Regnal titles Preceded by John V Palaiologos and John VI Kantakouzenos Byzantine Emperor 1353–1357 with John V Palaiologos (1341–1376) John VI Kantakouzenos (1347–1353) Succeeded by John V Palaiologos Preceded by Manuel Kantakouzenos Despot of the Morea 1380–1383 Succeeded by Demetrius I Kantakouzenos