Kenneth Leslie George Mills, known as ‘Ken’, was an orthopaedic surgeon in Aberdeen. Born in Birmingham on 16 August 1929, his parents were Leslie Charles Mills, an insurance manager, and Grace Mills née Peel. He attended Bishop Vesey’s Grammar School in Sutton Coldfield and then Glasgow High School, and went on to study medicine at Cambridge University and Westminster Hospital Medical School. He gained a BSc in 1953 and qualified in 1954 He was an orthopaedic house surgeon at the Westminster Hospital in 1954, he then served in the RAF (from 1956 to 1959), dealing with casualties from the Suez Crisis as well as being based at the RAF hospital in Ely. He returned to civilian life to train in orthopaedic surgery in Aberdeen and Dundee, and also held a research fellowship in Saskatoon, Saskatchewan, Canada. From 1959, he was a clinical tutor at the Royal Infirmary in Aberdeen and, from 1968, a senior lecturer at the University Dundee. He had a particular interest in hip replacement surgery and paediatric orthopaedics. As a ship’s doctor on the British Antarctic Survey’s supply vessel he visited South Georgia and the Antarctic peninsula bases. He continued to demonstrate anatomy to medical students after he had retired, until he was 85. He enjoyed hill walking in Scotland and climbed Lochnagar on his 80th birthday. In 1957, he married Moira Thomson. They had two daughters and three grandchildren. Predeceased by his wife, Ken Mills died on 4 August 2017. He was 87.