Gilliam (surname)
Gilliam is a surname. Notable people with the surname include:
- Armen Gilliam, American basketball player
- Colt Gilliam, American racing driver
- Cornelius Gilliam, Oregon pioneer
- Herm Gilliam, National Basketball Association player
- James Frank Gilliam, American historian of ancient Rome
- Jim Gilliam, American baseball player
- John Gilliam, former American football player
- Joe Gilliam, American football player
- Michelle Phillips, American singer in the group The Mamas & the Papas, and actress
- Robert B. Gilliam, American politician and judge
- Robert Gilliam, birth name of Welsh guitarist Tich Gwilym
- Sam Gilliam, African American artist
- Stu Gilliam, American actor and stand-up and TV comedian
- Terry Gilliam, film director and member of the Monty Python comedy troupe
- William Gilliam, African American Virginia state Senator
