Kenneth Leonard Cleminson was an orthopaedic surgeon in Queensland, Australia. He was born on 23 May 1924 in London, the son of Leonard James Cleminson, a master builder, and Ada Aderline Cleminson née Soar, the daughter of a violinist. He was educated at Water Lane Boys' School in West Ham and Borlands College in Victoria, London. After he left school he worked in a solicitor's office for a year. He then went on to study medicine at the London Hospital Medical School on a Price entrance scholarship. He also gained the Charrington prize in anatomy and qualified with the conjoint examination in 1947. He was a surgical registrar at St Margaret's Hospital, Epping, and then an orthopaedic registrar at Peterborough Memorial Hospital. In 1957 he went to Australia, as a medical superintendent on Cloncurry Base in Queensland, a post he held for two years. From 1963 to 1974 he was an orthopaedic surgeon at Mount Isa Base Hospital. He then moved to Maryborough Base Hospital, also in Queensland. Outside medicine he enjoyed carpentry and classical music, and played tennis. He was also a freemason. In 1948 he married Elaine Williams, a book retailer. They had two sons, Nigel Peter and David Jeremy, and a daughter, Hilary Jane. Predeceased by his wife in 1993 after a long illness, Cleminson died on 30 January 2014. He was 89.