Charles Hansen may refer to:
- Charles Hanses Hansen (c. 1659 – c. 1697), English Member of Parliament for Winchester
- Charles Robert Hansen (1909-2000), American businessman and politician
- Chuck Hansen (1947–2003), American historian of the atom bomb
- Chas. H. Hansen Music Corp., American music publisher founded by Charles Henry Hansen in 1952
- Charles D. Hansen, American computer scientist
- Charles M. Hansen (born 1938), American chemist and deviser of Hansen Solubility Parameters
- Charles Hansen (cyclist) (1891–?), Danish cyclist at the 1912 Olympics