Gregor is a masculine given name. Notable people and fictional characters with the name include:Gregor (musician) (1898–1971), Armenian bandleader
Gregor Abel, Scottish footballer
Gregor Adlercreutz (1898–1944), Swedish equestrian
Gregor Aichinger, German composer
Gregor Amann, German politician
Gregor Arbet, Estonian basketball player
Gregor Bailar, American businessman
Gregor Bajde, Slovenian footballer
Gregor Balažic, Slovenian footballer
Gregor Baumgartner, Austrian ice hockey player
Gregor Becke, Austrian canoer
Gregor Belkovsky (1865–1948), Zionist activist
Gregor Benko, American music historian
Gregor Bermbach, German bobsledder
Gregor Betz, German swimmer
Gregor Bialowas, Austrian weightlifter
Gregor Blanco, Venezuelan baseball player
Gregor Blatnik, Slovenian footballer
Gregor Brandmüller (1661–1691), Swiss painter
Gregor Braun, German cyclist
Gregor Breinburg, Aruban footballer
Gregor Brown, Scottish rugby union player
Gregor Brück (1483–1557), German figure of the Reformation, and Saxon Chancellor
Gregor Buchanan, Scottish footballer
Gregor Cailliet, American scientist
Gregor Cameron, New Zealand athlete
Gregor Cankar, Slovenian long jumper
Gregor Chatsatourian, Greek handball player
Gregor Clemens, German fashion designer
Gregor Collins, American actor, writer and producer
Gregor Croudis, New Zealand cricketer
Gregor Cvijič, Slovenian handball player
Gregor Deschwanden, Swiss ski jumper
Gregor Dorfmeister (1929–2018), German writer
Gregor Duncan (artist) (1910–1944), American illustrator
Gregor Duncan (bishop), Scottish Episcopalian bishops
Gregor Ebner (1892–1974), German military doctor
Gregor Edelmann, German journalist and screenwriter
Gregor Edmunds, Scottish athlete
Gregor Erhart, German sculptor
Gregor Ewan, Scottish wheelchair curler
Gregor Fink, Slovenian footballer
Gregor Fisher, Scottish comedian and actor
Gregor Fisken, British racing driver
Gregor Foitek, Swiss racing driver
Gregor Fučka, Slovenian-Italian basketball player and coach
Gregor Gall, British academic
Gregor Gazvoda, Slovenian cyclist
Gregor George, Australian rugby union player
Gregor Gillespie, American mixed martial artist
Gregor Glas, Slovenian basketball player
Gregor Golobič, Slovenian politician
Gregor Grant, British writer
Gregor Grilc, Slovenian alpine skier
Gregor Gysi, German politician
Gregor Hagedorn, German botanist
Gregor Haloander (1501–1531), German legal scholar
Gregor Hammerl, Austrian politician
Gregor Hasler, Swiss psychiatrist
Gregor Hauffe, German rower
Gregor Hayter, Scottish rugby union player
Gregor Helfenstein (1559–1632), Roman Catholic prelate
Gregor Henderson, Australian Christian minister
Gregor Herzfeld, German musicologist
Gregor Hildebrandt, German contemporary artist
Gregor Jordan, Australian film director
Gregor Mackintosh, lead guitarist and main composer of English doom metal band Paradise Lost
Gregor McGregor (1848–1914), Australian politician
Gregor Mendel (1822–1884), scientist, father of genetics
Gregor Mühlberger, Austrian cyclist
Gregor Wilhelm Nitzsch (1790–1861), German classical scholar
Gregor Piatigorsky (1903–1976), Russian-born American cellist
Gregor Schlierenzauer, Austrian ski jumper
Gregor Strasser (1892–1934), German Nazi Party official and politician
Gregor Townsend, Scottish rugby union player and coach
Gregor Urbas, Slovenian figure skater
Gregor Verbinski, American film director, also known as Gore Verbinski
Gregor Virant, Slovenian politician
Gregor Weiss, American artistic gymnast
Gregor Wenning, German neurologist
Gregor Wentzel (1898–1978), German physicist
Gregor Werner (1693–1766), Austrian classical composer
Gregor Widholm, Austrian academic and musician
Gregor Willmes, German musicologist
Gregor W. Yeates (1944–2012), New Zealand scientist
Gregor Young, Canadian soccer player and coach