Thein Sein (Burmese: သိန်းစိန်, pronounced ; born 20 April 1945) is a Burmese politician and military figure who has been president of Myanmar (Burma) since March 2011. Previously he was Prime Minister from 2007 until 2011.
Thein Sein graduated from the 9th intake of the Defence Services Academy in 1968.
Thein Sein was appointed in April 2007 by the nation's ruling military junta as interim prime minister, replacing Soe Win, who was undergoing medical treatment. Thein Sein became Soe Win's permanent successor on 24 October 2007 after Soe Win's death on 12 October 2007.