Lachlan Kumarasinghe was a trauma surgeon at Kettering General Hospital. He was born in Colombo, in what was then Ceylon, on 16 September 1927, the son of Cyril Mendis Kumarasinghe, an interpreter, and Florence Bridget Kumarasinghe née Fernando. Two of his brothers - Hiary and Merlyn - also became surgeons and fellows of the Royal College of Surgeons. Lachlan Kumarasinghe held his post at Kettering from 1970 until his retirement in 1992. His wife, Mrs B Kumarasinghe, informed the College of his death on 7 September 2006. He was 78.