Somaweera Chandrasiri (11 February 1909 – 11 July 1971) was a Sinhalese poet and Ceylonese politician. Somaweera Chandrasiri was born 11 February 1909 in Mampe. He attended Prince of Wales College, Moratuwa. In 1937 he was elected to the Mampe-Kesbewa Urban Council. Although he was not a member of the Lanka Sama Samaja Party (LSSP) Chandrasiri edited and published a pro-LSSP weekly newspaper Nidahasa. He was arrested and jailed for contempt of court, whilst he was in jail he lodged his nomination papers for the country's first parliamentary elections.