Upendra Srinath Jayawickrama (FRCP), is a Sri Lankan physician (Endocrinologist) and an artist. He was the founder of the Diabetes Association of Sri Lanka and a Professor of Pharmacology at the North Colombo Medical College.
Upendra Srinath Jayawickrama the eldest of three siblings was born to a family of lawyers on 29 January 1930. His father Alfred Sudrikku Jayawickrama was a solicitor practicing in the southern city of Galle, who belonged to a family that included several solicitors, advocates, queen's counsel judges and a minister of justice. His mother Bessie's elder brother T.C.P Fernando, was a district judge while her younger brother, Justice T.S. Fernando QC was a Solicitor General, Attorney General, Judge of the Supreme Court and President of the Court of Final Appeal. Srinath is the brother of Nihal Jayawickrama and Shirani Lecamwasam.
Jayawickrama was educated at Richmond College, Galle until the fifth grade. He joined the science stream at Royal College Colombo thereafter, breaking away from the family tradition of pursuing a legal profession and caused much consternation in the family. He was a prefect of the college, edited the Royal College magazine, was secretary of the Farm Club and won the coveted De Soysa Science prize in 1948 and several of the art prizes including the History of Art prize in 1947. In 1949 he entered the Faculty of Medicine, University of Colombo qualifying with a Bachelor of Medicine, Bachelor of Surgery and Doctor of Medicine.
Having spent two years as a trainee under Professor PB Fernando, Jayawickrama travelled to the United Kingdom for further studies, becoming first a Member and then a Fellow of the Royal College of Physicians.