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Gender: Male Pronunciation: gee-YOME Origin of Guillaume: French variation of William Meaning of William: English from German, "resolute protection"

The name Guillaume is a boy's name of French origin. Guillaume and is often added to lists like Cool Boy Names From Around the World and discussed in our forums with posts like "Who's their sibling?".

From the experts:

An everyday name in France, a charismatic possibility here.

Find other names based on Guillaume using our baby name generator.

Famous People Named Guillaume

Guillaume Jean Joseph Marie, Hereditary Grand Duke of Luxembourg; son of Grand Duke Henri
Guillaume Marie Louis Christian, Prince of Luxembourg; son of Grand Duke Jean
Guillaume Apollinaire, French poet
Guillaume Canet, French actor and director
Guillaume Marie-Anne Brune, Marshal of France
Guillaume Emmanuel de Homem-Christo, one half of the French band Daft Punk
Guillaume-Joseph Roques, French painter
Guillaume Cizeron, French ice dancer
Guillaume Du Fay, Franco-Flemish composer
Guillaume d'Estouteville, French cardinal
Guillaume François Antoine, Marquis de l'Hôpital, French mathematician
Guillaume de Machaut, French poet and composer
Guillaume de Salluste Du Bartas, French courtier and poet
Charles Édouard Guillaume, Swiss physicist; winner of the Nobel Prize
Robert Guillaume (born Robert Peter Williams), American actor

Pop Culture References for the name Guillaume


Carolinekalmes Says:


I have a student from Congo with this name!

AnonymousPerson Says:


I don't think this is an everyday name in France. In all my years here I've never met a single Guillaume. You'd be more likely to find a French William introducing himself as "weel-yam" with his French accent.