Michael Kantakouzenos Şeytanoğlu, Ottoman Greek magnate
Michael Kantakouzenos or Cantacuzenus (Greek: Μιχαὴλ Καντακουζηνός, 1510 – died 3 March 1578), nicknamed Şeytanoğlu (Turkish for "son of the Devil"), was an Ottoman Greek magnate, noted for his immense wealth and political influence. Until his fall from favour and execution in 1578, he dominated the affairs of the Greek Orthodox community (millet) of the Ottoman Empire, being responsible for the rise and fall of bishops and patriarchs.