Les Stocker MBE (31 January 1943 – 16 July 2016) was a British wildlife campaigner and expert who founded Tiggywinkles, the United Kingdom's first hospital for wild animals, in 1983. Stocker has been credited with revolutionizing the treatment of sick or injured wild animals in Britain through the practice of wildlife rehabilitation, which is now commonplace across the country. He received numerous honors for his work at Tiggywinkles, including the Rolex Awards for Enterprise in 1990, an appointment as a Member of the Most Excellent Order of the British Empire (MBE) for services to wildlife in 1991, and recognition as an honorary associate of the Royal College of Veterinary Surgeons in 2002.