John Hugh Kelsey (known as 'Jack') was a consultant ophthalmic surgeon at University College Hospital and Moorfields Eye Hospital. He was born in Lincoln on 26 May 1931, the son of Frederick Hugh Kelsey, an engineer's buyer, and Annie Kelsey née Greenwood. He attended the City School in Lincoln and went on to Gonville and Caius College, Cambridge, and then University College Hospital Medical School. After junior posts, he trained at Moorfields, gaining his diploma in ophthalmology in 1960. In 1964 he was appointed as a consultant ophthalmic surgeon to Edgware General Hospital, a post he held until 1973. In 1965 he joined the staff of University College Hospital and stayed there until 1992. From 1974 to 1995 he was a consultant surgeon in electrophysiology at Moorfields, where his work contributed to the development of electrooculography, a technique for measuring the corneo-retinal standing potential between the front and back of the human eye. He was a member of the International Society for Clinical Electrophysiology of Vision and editor of *Ophthalmic Literature* between 1983 and 1991. Outside medicine, he was president of the Medical Philately Study Group. He enjoyed reading, attending the opera and gardening. John Hugh Kelsey died on 6 May 2014, aged 82. He was survived his wife, Jean (née Wilkins), a former nurse, and their daughter, Anne Richinda, and a son, David Richard Hugh.