James Knox (disambiguation)
James Knox (1914–1983) was the Catholic archbishop of Melbourne, 1967–74.
James or Jim Knox may also refer to:
- James Hall Mason Knox (1824–1903), Presbyterian, educator, president of Lafayette College
 - James Knox (cyclist) (born 1995), British cyclist
 - James Knox (Illinois politician) (1807–1876), U.S. Representative from Illinois
 - James Knox (Montana politician) (born 1965), Republican member of the Montana Legislature and politician
 - James Knox (British politician) (1790–1856), member of parliament for Dungannon
 - James Meldrum Knox (1878–1918), British Army officer
 - James Knox, lead singer of The Waltones
 - Jim Knox (1919–1991), New Zealand trade unionist and politician
 - Jim Knox (American football), Fox Sports American football commentator, see 2000 Oklahoma Sooners football team
 - Jim Knox (ice hockey), Canadian ice hockey goaltender, 1966 Memorial Cup champion, brother of Swede Knox
 - James Knox Polk (1795–1849), 11th U.S. president