Demetrios Kydones
Demetrios Kydones , Latinized as Demetrius Cydones or Demetrius Cydonius ( ; 1324 , Thessalonica – 1398 , Crete ) , was a Byzantine theologian , translator , writer and influential statesman , who served an unprecedented three terms as "Mesazon" ( Imperial Prime Minister or Chancellor ) of the Byzantine Empire under three successive emperors: John VI Kantakouzenos , John V Palaiologos and Manuel II Palaiologos . 
<triplet> Demetrios Kydones <subj> 1324 <obj> date of birth <subj> 1398 <obj> date of death