Gregor (surname)
Gregor is a surname, and notable people with the surname include:
- A. James Gregor (1929–2019), professor of political science known for his writings on fascism and security issues
 - Bob Gregor (born 1957), American football player
 - Čestmír Gregor (1926–2011), Czech composer
 - Francis Gregor (MP) (1760–1815), MP for the County of Cornwall, brother of William
 - Joseph Gregor, (1888-1960), Austrian writer, theater historian and librettist
 - Kurt Gregor (1907–1990), German socialist politician
 - Michael Gregor (1888—1953), aircraft engineer
 - Noah Gregor (born 1998), ice hockey player
 - Valentin Gregor (born 1963), jazz violinist, singer and composer
 - Walter Gregor (1825–1897), folklorist
 - William Gregor (1761–1817), British clergyman and mineralogist who discovered the elemental metal titanium, brother of Francis
 - Gregor (musician) (1898–1971), Armenian bandleader