William Tilbury Fox, MD, FRCP (1836 – 7 June 1879) was an English dermatologist. He was born in Broughton, Hampshire the son of physician Luther Owen Fox and Mary (née Tilbury) Fox, and the brother of Thomas Colcott Fox, also a dermatologist. From 1853 Tilbury Fox attended the University College Hospital medical school. He graduated in 1857 and received his MD in 1858. His first job was at University College Hospital as house physician to Sir William Jenner who was in charge of the dermatology department. He later took jobs at the General Lying-in Hospital in Lambeth and at a general practice. He decided to specialise in obstetrics and took the position of physician-accoucheur at the Farringdon General Dispensary. He was also a senior physician at St John's Hospital for Skin Diseases. In 1