John Rich (born 1974) is an American country musician and one-half of the country duo Big and Rich.

John Rich may also refer to:

• John Tyler Rich (1841–1926), US Congressman from Michigan
• John Rich (director) (1925–2012), American television and film director
• John Rich (producer) (1692–1761), British theatre manager and father of English pantomime
• John Rich (scholar) (20th century), English professor of Classics
• John A. Rich, American professor of medicine and civil servant
• John Rich (war correspondent) (1917–2014), American war correspondent for NBC News
• John Hubbard Rich (1876–1954), American illustrator, painter and art educator