John Ruddock (20 Mei 1897 – 24 September 1981) was 'n Britse akteur. Hy was bekend vir sy rolle in die rolprente Quo Vadis (1951) en Martin Luther (1953), en in die televisiereekse Dancers in Mourning (1959) en The Avengers (1961).
- 1945: Waltz Time
- 1951: Quo Vadis
- 1953: Martin Luther
- 1957: Treasure at the Mill
- 1959: Dancers in Mourning
- 1961: The Avengers
- 1938: So Much to Do
- 1938: Charles and Mary
- 1939: Under Suspicion
- 1950: A Christmas Carol
- 1952: The Barber and the Donkey
- 1952: The Princess and the Pea
- 1956: Tomorrow May Be Fine
- 1958: Love from a Stranger
