Guillaume (given name)
male given name
Guillaume is the French equivalent of William, which is of old Germanic origin from wille + helm (resolute protector). It is an Oïl form corresponding to Occitan Guilhem and the Catalan form Guillem.
People with this given name include:
Aristocrats
William the Conqueror (c. 1028–1087), in French Guillaume le Conquérant, Norman conqueror of England
William of Gellone (755-812/14), in French Guillaume d'Orange, Count of Toulouse and hero of the epic poem Chanson de Guillaume
William IV, Grand Duke of Luxembourg (1852–1912)
Guillaume V (disambiguation)
Prince Guillaume of Luxembourg (born 1963)
A
Guillaume Amontons (1663–1705), French scientific instrument inventor and physicist
Guillaume Apollinaire (1880–1918), French poet, writer and art critic
B
Guillaume Barazzone (born 1982), Italian-Swiss politician
Guillaume de Salluste Du Bartas (1544–1590), Gascon Huguenot courtier and poet
Guillaume du Bellay, seigneur de Langey (1491–1543), French diplomat and general
Guillaume de Bellecombe (1728–1792), Governor General of Réunion, Saint-Domingue and Pondichéry, and a Republican revolutionary
Guillaume Beuzelin (born 1979), French football coach and former player
Guillaume Cornelis van Beverloo (1922–2010), Dutch artist better known under the pseudonym Corneille
Guillaume Bigourdan (1851–1932), French astronomer
Guillaume aux Blanches Mains (1135–1202), French Catholic cardinal
Guillaume de Bonne-Carrere (1754–1825), French diplomat
Guillaume Briçonnet (cardinal) (1445–1514), French cardinal and statesman
Guillaume Briçonnet (Bishop of Meaux) (1472–1534), son of the cardinal
Guillaume Brune (1764–1815), French soldier, Marshal of the Empire under Napoleon
Guillaume Budé (1467–1540), French scholar and humanist
C
Guillaume Cale (died 1358), French peasant rebel leader
Guillaume Canet (born 1973), French actor
Guillaume de Chartres (disambiguation)
Guillaume Amfrye de Chaulieu (1639–1720), French writer
Guillaume Cheval dit St-Jacques (1828–1880), Canadian politician
Guillaume Cizeron (born 1994), French ice dancer
Guillaume Costeley ((1530, possibly 1531–1606), French composer
Guillaume Courtois (1628–1679), French painter and etcher
Guillaume Coustou the Elder (1677–1746), French sculptor
Guillaume Coustou the Younger (1716–1777), French sculptor, son of the above
D
Guillaume Dah Zadi (born 1978), Ivorian footballer
Guillaume Delisle (1675–1726), French cartographer
Guillaume Daniel Delprat (1856–1937), Dutch-Australian metallurgist, mining engineer, and businessman
Guillaume Depardieu (1971–2008), French actor
Guillaume Deschênes-Thériault (born 1994), Canadian politician
Guillaume Dode de la Brunerie
Guillaume Dubois (1775–1851), French soldier and Marshal of France
Guillaume Duchenne de Boulogne (1806–1875), French neurologist
Guillaume Du Fay (1397–1474), Franco–Flemish composer and music theorist
Guillaume Henri Dufour (1787–1875), Swiss general and topographer who presided over the convention that established the International Red Cross
Guillaume Dufresne d'Arsel, 18th-century French colonial governor of Mauritius
Guillaume Philibert Duhesme (1766–1815), French general, politician and writer, commander of Napoleon's Imperial Guard
Guillaume Dupuytren (1777–1835), French anatomist and surgeon
Guillaume Durand (c. 1230–1296), French canonist, liturgical writer, and Bishop of Mende
Guillaume Durand (nephew) (died 1328 or 1330), French clergyman and canonist, nephew of the above
Guillaume Durand (journalist) (born 1952), French journalist
E
Guillaume Elmont (born 1981), Dutch judoka
Guillaume d'Estouteville (c. 1412–1483), French aristocrat, archbishop, and cardinal
F
Guillaume Faury (born 1968), French engineer and businessman, current chief executive officer at the aerospace corporation Airbus SE and current chairman of its civil aircraft division, Airbus SAS
Guillaume Faye (1949–2019), French political theorist, journalist, writer, and leading member of the French New Right
Guillaume Fichet (1433–c. 1480), French scholar
Guillaume de Fondaumière (born 1971), French video game producer
G
Guillaume Gallienne (born 1972), French actor, screenwriter, and film director
Guillaume Gamelin Gaucher (1810–1885), Canadian businessman and politician
Guillaume Geefs (1805–1883), Belgian sculptor
Guillaume de Gisors (1219–1307), Norman lord
Guillaume Gontard (born 1971), French politician
Guillaume Gouffier, seigneur de Bonnivet (c. 1488–1525), French soldier
Guillaume Groen van Prinsterer (1801–1876), Dutch politician and historian
Guillaume Guiart, French chronicler and poet
H
Guillaume Emmanuel de Homem-Christo (born 1974), better known as Guy-Manuel, French musician, record producer, disc jockey, singer-songwriter, and composer
K
Guillaume Knecht, rugby league footballer of the 1990s and 2000s
L
Guillaume de Lamoignon de Blancmesnil (1683–1772), French magistrate
Guillaume Latendresse (born 1987), Canadian retired National Hockey League player
Guillaume LeBlanc (born 1962), Canadian former race walker
Guillaume Lefebvre (born 1981), Canadian retired National Hockey League player
Guillaume Le Gentil (1725–1792), French astronomer
Guillaume Legrant (fl. 1405–1449), French composer
Guillaume Lekeu (1870–1894), Belgian composer
Guillaume de l'Hôpital (1661–1704), French mathematician
Guillaume de Lorris (c. 1200–c. 1240), French scholar and poet
M
Guillaume de Machaut (1300–1377), French composer and poet
Guillaume Metten (1938-2020), Belgian diplomat
Guillaume Mombaerts (1902-1993), Belgian pianist
Guillaume Morel (1505–1564), French classical scholar
N
Guillaume de Nogaret (c. 1260–1313), French politician, councilor and keeper of the seal to Philip IV of France
P
Guillaume Patry, Canadian retired StarCraft professional player
Guillaume Pellicier (c. 1490–1568), French prelate and diplomat
Guillaume Postel (1510–1581), French linguist, orientalist, astronomer, Christian Kabbalist, diplomat, polyglot, professor, religious universalist, and writer
Guillaume Poyet (c.
Begin with the source’s own compact description: “Guillaume (given name)” is male given name. The dossier treats that line as a proposition to test through Guillaume, given and name, not as a finished interpretation.
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The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 17, 2026. The linked authority identifier is Q18190448. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1028, 1087, 1852 and 1912.
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