| Honorific-Prefix: | Hon. |
| Lionel Premasiri | |
| Honorific-Suffix: | MP |
| Office: | Deputy Minister of Social Services & Social Welfare |
| Term Start: | 2007 |
| Term End: | 2010 |
| Constituency Mp2: | Galle District |
| Parliament2: | Sri Lanka |
| Term Start2: | 2004 |
| Term End2: | 2010 |
| Birth Place: | 11 November 1962 |
| Party: | United National Party (Democratic) |
| Otherparty: | United People's Freedom Alliance |
| Alma Mater: | Mahinda College |
| Profession: | Lawyer |
Peduru Hewage Lionel Premasiri is a Sri Lankan politician. He was a former representative of Galle District in the Parliament of Sri Lanka.[1]
He studied at Mahinda College, Galle. He became a lawyer and then entered the politics from Sri Lanka Freedom Party and became the mayor of Galle. Later due to some discrepancies, he joined the United National Party and then became the mayor of Galle again. He became a member of Parliament in 2004 from United National Party. He was one of the first UNP politicians to join the Government of United People's Freedom Alliance. He was the deputy minister of Social Services and Social Welfare in the previous UPFA government.