The official title President of the Council of State, or Chairman of the Council of State is used to describe the head of the states of Cuba, and formerly communist states in the East Germany, Poland, Romania, Bulgaria, Cambodia and Vietnam.
President of the Council of State of Republic of Cuba
President of the Council of State of Socialist Republic of Vietnam
Chairman of the State Council of German Democratic Republic
Chairman of the Council of State of Polish People's Republic
President of the State Council of Socialist Republic of Romania
Chairman of the State Council of People's Republic of Bulgaria
Chairman of the Council of State of People's Republic of Kampuchea