Prime Minister of Thailand can be combined with other ministerial portfolios. "Note:" † Military officers As of , there are 11 living former Thai Prime Ministers. Prime Minister of Thailand The Prime Minister (; ; ) of Thailand is the head of government of Thailand. The prime minister is also the chair of the Cabinet of Thailand. The post has existed since the Revolution of 1932, when the country became a constitutional monarchy. Prior to the coup d'état, the prime minister is nominated by a vote in the Thai House of Representatives by a simple majority, and is then appointed and sworn-in by the
Prime Minister of Iran rarely used. The prime minister was usually called by the honorific title "hazrat-e ashraf". Reza Khan Sardar Sepah became the last prime minister of the Qajar dynasty in 1923. For a list of Iranian 'prime ministers' prior to 1907 see List of Premiers of Iran (1699-1907). In 1925, Reza Shah became Shah of Iran. He installed Mohammad-Ali Foroughi as the prime minister. In 1941 his son Mohammad Reza Pahlavi became Shah. He installed Mohammad-Ali Foroughi as the prime minister too. In 1951, Mohammed Mosaddeq became Prime Minister but was overthrown in a counter coup d'état in 1953. Amir-Abbas Hoveyda became