Prime Minister of Thailand sixteen out of twenty-nine, including the incumbent General Prayut Chan-o-cha. Military dominance began with the country's second Prime Minister, Phot Phahonyothin, who ousted his civilian predecessor in a coup in 1933. The longest serving Prime Minister was Field Marshal Plaek Pibulsonggram at 14 years, 11 months and 18 days. The shortest was Tawee Boonyaket at just 18 days. Nine were removed by coups d'état, three were disqualified by court order, and eleven resigned from office. The youngest ever to occupy office was M.R. Seni Pramoj at 40 years old. Thailand received its first female prime minister, Yingluck Shinawatra, in 2011.
Prime Minister of Indonesia Prime Minister of Indonesia Indonesia, in its various incarnations, had the position of Prime Minister () from 1945 until 1966. During this period, the Prime Minister was in charge of the Cabinet of Indonesia, one of the three branches of government along with the Central Indonesian National Committee and the President. Following his 1959 decree, President Sukarno assumed the role and powers of Prime Minister until his resignation in 1966. The 1945 Constitution of Indonesia states that Indonesia is built around a presidential system; as such, there were no constitutional provisions for a Prime Minister. Nevertheless, beginning in 1945 a