Michail Komneinos Afentoulief or Afentoulis (Greek: Μιχαήλ Κομνηνός Αφεντούλιεφ/Αφεντούλης) was a Greek who lived in Russia and served as an officer in the Imperial Russian Army. He is best known because of his participation in the Greek Revolution and his activities on the island of Crete during the period 1822–23.