Richard Lewis Dinsdale (23 June 1907 – 2 December 1995) was a British newspaper editor.
He then moved into sub-editing, working at the Newcastle Evening World, Manchester Evening News, Daily Express, Evening News and the Daily Mirror, then for the War Service during World War II.
He returned to the Mirror after the war, rising to become Deputy Editor in 1955.
In 1965, he was promoted to become Editor of the newspaper, remaining in post until 1969.
He then served as Chairman of West of England Newspapers, retiring in 1972.