Sri Lankan diplomat Hamilton Shirley Amerasinghe served as Ceylon's Permanent Representative to the UN in 1967 under different capacities.
Hamilton Shirley Amerasinghe, CCS (18 March 1913  4 December 1980) was a Sri Lankan diplomat and civil servant. Amerasinghe was appointed Ceylon's Permanent Representative to the UN in 1967, a post he would hold until 1980. At the UN he held several key positions. 
