Don Stephen Senanayake was a Ceylonese statesman. He was the first Prime Minister of Ceylon having emerged as the leader of the Sri Lankan independence movement that led to the establishment of self-rule in Ceylon. He is considered as the "Father of the Nation".

Ceylon was an independent country in the Commonwealth of Nations from 1948 to 1972, that shared a monarch with other dominions of the Commonwealth. In 1948, the British Colony of Ceylon was granted independence as Ceylon. In 1972, the country became a republic within the Commonwealth, and its name was changed to Sri Lanka.