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Guillaume meaning and name origin
Guillaume \gu(i)-llau-me\ as a boy's name is pronounced gee-OHM. It is of Old German origin, and the meaning of Guillaume is "will helmet, protection". French variant of William. Guillermo (gui-YARE-mo) is a Latin form. French poet Guillaume Apollinaire.
Guillaume has 6 variant forms: Gillermo, Guglielmo, Guilherme, Guillermo, Gwillyn and Gwilym.
Baby names that sound like Guillaume are Gilam and Callum.
View a list of the 2 names that reference Guillaume.
Popularity of Guillaume
Guillaume is not a popular first name for men but a very popular surname or last name for all people (#15813 out of 88799). (1990 U.S. Census)
Displayed below is the baby names popularity of the name Guillaume for boys. (2010 statistics) Compare Guillaume with its variant forms and related boy baby names.