James Warren
James Warren may refer to:
- James Warren , American film actor and artist
- James Warren , British engineer who patented the Warren-type truss bridge in 1848
- James Warren , Huffington Post blogger, former Chicago Tribune managing editor
- James Warren , British judoka
- James Warren, member of bands Stackridge and The Korgis
- James Warren , Provincial Congress of Massachusetts president; general in American Revolution
- James Warren, Socialist Workers Party candidate for United States President in 1988 and 1992
- James Warren , magazine publisher and founder of Warren Publishing
- James D. Warren, American newspaper publisher and politician from New York
- James Ronald Warren, Seattle historian
- James S. Warren, former director-general of the counter-terrorism branch of the Canadian Security Intelligence Service
- Jamie Warren, country music singer-songwriter
- Jimmy Warren, American college and professional football cornerback