Thein Sein (Burmese: သိန်းစိန် [θéɪɴ sèɪɴ]; born 20 April 1945) is a Burmese politician and former military commander who has been President of Burma (Myanmar) since March 2011. He was the Prime Minister from 2007 until 2011 and considered by some as a moderate and reformist in the post-junta government.