id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-5151 John VI Kantakouzenos - Wikipedia .html text/html 3322 470 67 He served as grand domestic under Andronikos III Palaiologos and regent for John V Palaiologos before reigning as Byzantine emperor in his own right from 1347 to 1354. Born in Constantinople,[3] John Kantakouzenos was the son of Michael Kantakouzenos, governor of the Morea; Donald Nicol speculates that he may have been born after his father's death and raised as an only child.[5] Through his mother Theodora Palaiologina Angelina, he was related to the then-reigning house of Palaiologos.[6] He was also related to the imperial dynasty through his wife Irene Asanina, a second cousin of Emperor Andronikos III Palaiologos.[7] Kantakouzenos became a close friend to Andronikos III and was one of his principal supporters in Andronikos's struggle against his grandfather, Andronikos II Palaiologos. By his wife Irene Asanina, a daughter of Andronikos Asan (son of Ivan Asen III of Bulgaria by Irene Palaiologina, Empress of Bulgaria, herself daughter of Michael VIII Palaiologos), John VI Kantakouzenos had several children, including: ./cache/en-wikipedia-org-5151.html ./txt/en-wikipedia-org-5151.txt