John Steiner (1941–2022) was an English actor.
John Steiner may also refer to:
John A. Steiner (1816–1902), American politician and military officer from Maryland John Michael Steiner (1925–2014), Czech-American sociologist John Steiner (psychoanalyst) (born 1934), British psychoanalyst
See also
Vera John-Steiner (1930–2017), Hungarian-American educational psychologist
John Steiner Store, a store in Wisconsin John Stainer (1840–1901), English composer and organist John Stein (disambiguation)