Guilherme
Every Guilherme since 1921 — 522 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Guilherme
Guilherme is rare for boys in the United States, ranked #9,195 in 2025 with 8 babies given the name. It is currently declining compared with a decade ago.
Since 1921, 522 American babies have been named Guilherme. Its peak came in 2006, when 39 newborns received the name — the signature sound of the 2000s.
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 Guilherme stood among all boys' names in any year, or use the compare tool to plot it against other names.
Guilherme year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Boys | Boys rank |
|---|---|---|
| 2025 | 8 | #9,195 |
| 2024 | 5 | #12,954 |
| 2023 | — | — |
| 2022 | 7 | #10,163 |
| 2021 | 10 | #7,791 |
| 2020 | 11 | #7,189 |
| 2019 | 17 | #5,412 |
| 2018 | 9 | #8,394 |
| 2017 | 18 | #5,167 |
| 2016 | 15 | #5,882 |
| 2015 | 12 | #6,813 |
| 2014 | 12 | #6,783 |
| 2013 | 12 | #6,753 |
| 2012 | 16 | #5,568 |
| 2011 | 22 | #4,417 |
| 2010 | 16 | #5,576 |
| 2009 | 30 | #3,587 |
| 2008 | 35 | #3,246 |
| 2007 | 32 | #3,398 |
| 2006 | 39 | #2,896 |
| 2005 | 25 | #3,756 |
| 2004 | 21 | #4,172 |
| 2003 | 14 | #5,365 |
| 2002 | 17 | #4,573 |
| 2001 | 29 | #3,091 |
| 2000 | 15 | #4,876 |
| 1995 | 5 | #9,352 |
| 1990 | 8 | #6,038 |
| 1985 | — | — |
| 1980 | — | — |
| 1975 | — | — |
| 1970 | — | — |
| 1965 | — | — |
| 1960 | — | — |
| 1955 | — | — |
| 1950 | — | — |
| 1945 | — | — |
| 1940 | — | — |
| 1935 | — | — |
| 1930 | — | — |
| 1925 | — | — |
| 1920 | — | — |
| 1915 | — | — |
| 1910 | — | — |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Famous people named Guilherme
- Guilherme Siqueira Soccer player · b. 1986
- Guilherme Marinato Soccer player · b. 1985
- Guilherme Costa Marques Soccer player · b. 1991
- Guilherme de Cássio Alves Soccer player · b. 1974
- Guilherme dos Santos Torres Soccer player · b. 1991
Ranked by global fame across Wikipedia editions (Pantheon project, MIT).
Frequently asked questions
How popular is the name Guilherme in 2025?
Guilherme ranked #9,195 among boys' names in the United States in 2025, with 8 babies given the name, according to Social Security Administration data.
How many people are named Guilherme?
522 babies have been named Guilherme in the United States since 1921, based on Social Security card applications.
When was the name Guilherme most popular?
Guilherme peaked in 2006, when 39 newborns received the name.
Is Guilherme a boy or girl name?
Guilherme is overwhelmingly a boy's name — 100% of babies with the name.
Is the name Guilherme rising or falling?
Guilherme is declining — less popular now than a decade ago.
Who are famous people named Guilherme?
Well-known people named Guilherme include Guilherme Siqueira (soccer player), Guilherme Marinato (soccer player), Guilherme Costa Marques (soccer player).