Grégoire is both a surname and a given name. Notable people with the name include:
Contents
Surname / Family name
Alexandre Grégoire (1922–2001), Haitian painter
Antonina Grégoire (1914–1952), Belgian commercial engineer, feminist and communist, member of Belgian Partisans Armés resistance during the Second World War
Augustus Gregoire (1936–1972), Dominican cricketer
Christine Gregoire (born 1947), American Democratic governor of the state of Washington
Christophe Grégoire (born 1980), Belgian footballer
Emmanuel Grégoire (born 1977), French politician
Gabriel Grégoire (born 1953), defensive lineman in the Canadian Football League
Gaspard Grégoire (1751–1846), French silk-artist and color theorist
Gilles Grégoire (1926–2006), co-founder of the Parti Québécois
Henri Grégoire (1750–1831), French Roman Catholic priest, constitutional bishop of Blois and a revolutionary leader
Henri Grégoire (historian) (1881–1964), scholar of the Byzantine Empire
Jean-Albert Grégoire (1899–1992), pioneer of the front-wheel drive car
Jérémy Grégoire (1995), Canadian professional ice hockey player
Joseph-Ernest Grégoire (1886–1980), French Canadian politician
Marie Grégoire (born 1965), Canadian politician of Quebec
Oscar Grégoire (1877–1947), Belgian water polo player
Paul Grégoire (1911–1993), Canadian Archbishop of Montreal
Paul Grégoire (sculptor) (1915–1988), Dutch sculptor
Pierre Grégoire (c.1540–1597), French jurist and philosopher
Pierre Grégoire (politician) (1907–1991), Luxembourgish politician, journalist, and writer
Raymond Grégoire (1905–1960), French physicist
Richard Grégoire (1944–2025), Canadian composer
Roly Gregoire (born 1958), English footballer
Romain Grégoire (born 2003), French road cyclist
Sophie Grégoire (born 1975), ex-wife of Justin Trudeau
Stéphan Grégoire (born 1969), French race car driver
Given name
Gregoire (composer) (flourished c.1500–1504), French composer
Grégoire (musician) (full name Grégoire Boissenot; born 1979), French composer and singer-songwriter
Grégoire-Pierre Agagianian, leading prelate of the Armenian Catholic Church
Grégoire Aslan (1908–1982), Armenian actor
Grégoire Barrère (born 1994), French tennis player
Grégoire Bélanger (1889–1957), Canadian politician of Quebec
Gregoire Boonzaier (1909–2005), South African artist
Grégoire Bouillier (born 1960), French memoirist
Grégoire Colin (born 1975), French actor
Grégoire De Mévius (born 1962), Belgian rally driver
Grégoire Kayibanda (1924–1976), President of Rwanda
Grégoire Laourou (died 2026), Beninese politician
Grégoire Laurent (1906–?), Luxembourgish boxer
Grégoire Maret (born 1975), Swiss jazz musician
Grégoire Margotton (born 1969), French sports journalist
Grégoire Mbida (born 1952), Cameroonian professional footballer
Grégoire Michonze (1902–1982), Russian-French painter