Hartenstein (surname)
Hartenstein is a German surname. Notable people with the surname include:
- Chuck Hartenstein, former relief pitcher in Major League Baseball
- Gustav Hartenstein, German philosopher and author
- Isaiah Hartenstein, German-American basketball player
- Eddy Hartenstein, American CEO of Tribune Company and Los Angeles Times
- , German computer pioneer
- Werner Hartenstein, U-boat captain involved in the Laconia incident