Greg or Gregory Gibson may refer to:
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Greg Gibson (wrestler)
Gregory P. Gibson (born November 20, 1953) is a retired American wrestler who competed in the heavyweight division (under 100 kg.) He is the only American to win world medals in three styles of wrestling — Freestyle, Greco-Roman and Sambo ...
(born 1953), American wrestler
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Greg Gibson (umpire)
Gregory Allan Gibson (born October 2, 1968) is an American former Major League Baseball umpire who worked in the National League from 1997 to 1999 and throughout both major leagues from 2000 to 2022. He was promoted to crew chief for the 2022 sea ...
(born 1968), umpire in Major League Baseball
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Gregory Gibson
Gregory Gibson (born July 10, 1945, in Athol, Massachusetts) is an American author.
Gibson is the author of ''Gone Boy: A Walkabout'' (Kodansha, 1999), ''Demon of the Waters'' (Little, Brown, 2004), ''Hubert's Freaks'' (Harcourt, 2008). and ''T ...
, American author
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Gregory Gibson (scientist) (born 1963), geneticist at the Georgia Institute of Technology
{{Hndis, name=Gibson, Greg