The first name Guillaume
A boy’s name from French.
2 syllables Male Also a surname
Meaning and origin
French origin
From French. Doublet of Guillermo, William, and Wilhelm, etc.
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
Guillaume last appeared in the official list in 2024, given to 3 boys. It peaked in 1999, with 13 births (#1,082).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Guillaume with other names.
Popularity in the United States
Babies named Guillaume at birth, 1880–2025
In 2024, 6 boys born in the United States were named Guillaume, the 11,406th most popular boys’ name that year. It was used most in 1997, when 19 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Famous people named Guillaume
213 on Wikidata, most written-about first
- Guillaume DufayComposer of the Renaissance (1397–1474)
- Guillaume de l'HôpitalFrench noble and mathematician (*1661 – †1704)
- Guillaume CanetFrench actor, film director, and screenwriter (born 1973)
- Guillaume DepardieuFrench actor (1971-2008)
- Guillaume BudéFrench scholar, humanist and administrator (1467-1540)
- Guillaume HoarauFrench footballer (born 1984)
- Guillaume MussoFrench writer, born 1974
- Guillaume-Marie-Anne BruneFrench diplomat (1763-1815)
- Guillaume Thomas François RaynalFrench writer (1713-1796)
- Guillaume Le GentilFrench astronomer, 1725–1792
- Guillaume BigourdanFrench astronomer (1851–1932)
- Guillaume de LorrisFrench scholar and poet from Lorris (1200–1238)
More French boys’ names
Questions
- What does the name Guillaume mean?
- From French. Doublet of Guillermo, William, and Wilhelm, etc.
- What is the origin of the name Guillaume?
- From French. Doublet of Guillermo, William, and Wilhelm, etc.
- How popular is the name Guillaume?
- In 2024, 3 boys born in England and Wales were named Guillaume, ranking 5,119th. Its peak was 1999, with 13 births.
- Is Guillaume a boy's or a girl's name?
- Mostly a boy's name: 100% of the 342 US babies named Guillaume since 1880 were boys.
- When was Guillaume most popular?
- 1997 in the United States, when 19 babies were named Guillaume, its highest rank at 3,648th.
- Is Guillaume also a surname?
- Yes. Guillaume is used as a surname as well as a first name; its surname page has the origin and how many people carry it.