boys' name · peaked 1997

Guillaume

From French. Doublet of Guillermo, William, and Wilhelm, etc.

Every Guillaume since 1967 — 342 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
00.010.010.0218801900192019401960198020002020Peak 1997Boys
Rank 2025
among boys
Babies in 2025
<5
named Guillaume
Peak year
1997
19 babies
All-time total
342
since 1967

The story of Guillaume

Guillaume is not currently in use for newborns in the United States — fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1967, 342 American babies have been named Guillaume. Its peak came in 1997, when 19 newborns received the name — the signature sound of the 1990s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Guillaume stood among all boys' names in any year, or use the compare tool to plot it against other names.

Guillaume year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Boys Boys rank
2025
2024 6 #11,406
2023
2022
2021
2020
2019
2018
2017
2016 5 #12,885
2015
2014
2013 7 #10,028
2012 7 #10,081
2011 5 #12,964
2010 8 #9,091
2009
2008 8 #9,283
2007 9 #8,428
2006 6 #11,124
2005 12 #6,364
2004 7 #9,265
2003 6 #10,017
2002 7 #8,778
2001 9 #7,117
2000 6 #9,515
1995 8 #6,603
1990 12 #4,505
1985
1980 9 #4,270
1975 6 #5,036
1970
1965
1960
1955
1950
1945
1940
1935
1930
1925
1920
1915
1910
1905
1900
1895
1890
1885
1880

Famous people named Guillaume

  1. Guillaume Apollinaire Writer · 1880–1918
  2. Guillaume de Machaut Writer · 1300–1377
  3. Guillaume Du Fay Composer · 1397–1474
  4. Guillaume de l'Hôpital Mathematician · 1661–1704
  5. Guillaume de Nogaret Politician · 1260–1313

Ranked by global fame across Wikipedia editions (Pantheon project, MIT).

Frequently asked questions

What does the name Guillaume mean?

From French. Doublet of Guillermo, William, and Wilhelm, etc.

How popular is the name Guillaume in 2025?

Guillaume did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Guillaume?

342 babies have been named Guillaume in the United States since 1967, based on Social Security card applications.

When was the name Guillaume most popular?

Guillaume peaked in 1997, when 19 newborns received the name.

Is Guillaume a boy or girl name?

Guillaume is overwhelmingly a boy's name — 100% of babies with the name.

Is the name Guillaume rising or falling?

Guillaume has been roughly stable over the past decade.

Who are famous people named Guillaume?

Well-known people named Guillaume include Guillaume Apollinaire (writer), Guillaume de Machaut (writer), Guillaume Du Fay (composer).

Names like Guillaume

Compare Guillaume with similar names →