Hammack
Hammack is a surname. Notable people with the surname include:
- Beth M. Hammack, American financial executive
- Bill Hammack, American chemical engineer and professor
- Bobby Hammack, American musician
- Caylee Hammack, American singer-songwriter
- Craig Hammack, American special effects supervisor
- Katherine Hammack, American government official
- Mal Hammack, American college and professional football player
- William S. Hammack, American chemical engineer