The President of the Democratic Socialist Republic of Sri Lanka (Sinhala: ශ්‍රී ලංකා ජනාධිපති Śrī Laṃkā Janādhipathi; Tamil: இலங்கை சனாதிபதி Ilankai janātipati) is the executive head of state and head of government of Sri Lanka and commander-in-chief of the Sri Lankan Armed Forces.

The office was created in 1972 as the head of state and becoming the head of government in 1978. The office is the single most dominant political office in the country.