Hamilton Shirley Amerasinghe

Hamilton Shirley Amerasinghe, CCS was a Sri Lankan diplomat and civil servant. He was High Commissioner to India and concurrently Ambassador to both Nepal and Afghanistan (1963–1967) and Permanent Secretary of the Ministry of Finance and Treasury and the Ministry of Health. Amerasinghe served as Ceylon's Permanent Representative to the United Nations 1967 to 1980 and served as President of the United Nations General Assembly in 1976. He was also one of the leaders of the negotiations to draft the United Nations Convention on the Law of the Sea.