Eu Sen Vincent Ooi was head of the eye department at the faculty of medicine, University of Malaya. He was born in Malaya on 1 February 1929. He studied medicine at the University of Malaya, where he was a college exhibitioner. He qualified in 1957. He was a senior house officer in ophthalmology at Coventry and Warwickshire Hospital, a registrar in ophthalmology at St Paul’s Eye Hospital, Liverpool and then a clinical assistant at Moorfields Eye Hospital, London. He gained the diploma in ophthalmology in 1962. He returned to Malaysia, where he was head of the eye department at the University of Malaya. He was also a consultant eye surgeon at the Assunta and Chinese Hill Maternity hospitals, Kuala Lumpur. He became a fellow of the Royal College of Surgeons in Ireland in 1965, of England in 1966, of the American College of Surgeons in 1968 and the Royal Australasian College of Surgeons in 1969. Ooi died on 10 October 2012. He was 83.