John Lionel Symonds Vidler OBE (30 March 1890 – 15 October 1967) was an English cricketer and prison governor.

Vidler was born in Rye, Sussex, and educated at Repton School and Oriel College, Oxford, where he won a blue for cricket and a half-blue for golf. He also played cricket for Sussex. He appeared in 29 first-class matches as a right-handed batsman who bowled right arm medium pace. He scored 682 runs with a highest score of 55 and took 81 wickets with a best performance of seven for 23.^[1]

After working as a tea planter in Ceylon and as a leather maker in Bermondsey, Vider joined the Prison Service. He was governor of Portland Prison 1936–44 and of Maidstone Prison 1944–55.^[2] He was appointed OBE in the 1956 New Year Honours.^[3] He died at Rye.