The Bandaranaike family is a Sinhalese family prominent in Sri Lankan politics. The family includes three prime ministers and one President of Sri Lanka.

Solomon West Ridgeway Dias Bandaranaike, also known as "The Silver Bell of Asia", was a Ceylonese statesman who served as the fourth Prime Minister of the Dominion of Ceylon, serving from 1956 until his assassination. The founder of the left-wing and Sinhalese nationalist Sri Lanka Freedom Party, his tenure saw the country's first left-wing reforms.