John Russell is the name of several notable individuals, including:

• Lord John Russell, 1st Earl Russell – British Prime Minister (It is generally considered incorrect to refer to Lord John Russell as John Russell, because his honorific was a courtesy title treated as part of his name, not indicating a peerage.)
• John Conrad Russell, 4th Earl Russell
• John Russell, 1st Earl of Bedford – Tudor statesman
• A number of the Dukes of Bedford
• Reverend John Russell – dog breeder (Jack Russell terrier)
• John Russell – American actor (1921 - 1991)
• John Russell - former Major League Baseball player
• John Russell - English painter (1745-1806)
• John Scott Russell – 19th century physicist, discoverer of solitons in water waves
• John Henry Russell – Commadant of the Marine Corps (1872-1947)
• John Henry Russell – Negro League baseball player