There are several famous people called Jim Clark. Please follow one of these links:
- Jim Clark (racing driver), Scottish Formula 1 racing driver active in the 1960s
- James H. Clark, internet entrepreneur, founder of Silicon Graphics, Netscape, and WebMD
- James Clark (XML expert), XML expert
- Jim Clark (film editor), Oscar-winning editor of The Killing Fields and many other films
- Jim Clark (sheriff), Sheriff of Dallas County, Alabama, opposed by civil rights activists