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Guillermo
OriginSpanish variation of William
GenderBoy
US Rank#902
Top 1000
NB Rank#1747
On Nameberry
About Guillermo
The name Guillermo is currently ranked #902 in U.S. births. and peaked for boys at #352 in 1996. The name is most popular in GUILLERMO, GUILLERMO, and GUILLERMO. Guillermo is occasionally used for girls in 2006.
Popularity & trends
US popularity — history
US rank, lower is more popular · SSA data 2014–2025
Actual · SSA
20142025
18802025
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | #676 | 376 | 195.7 |
| 2015 | #661 | 389 | 202.9 |
| 2016 | #755 | 322 | 169.7 |
| 2017 | #795 | 289 | 156.1 |
| 2018 | #752 | 314 | 172.9 |
| 2019 | #747 | 320 | 178.4 |
| 2020 | #832 | 275 | 159.3 |
| 2021 | #812 | 299 | 170.9 |
| 2022 | #850 | 287 | 164.4 |
| 2023 | #834 | 292 | 170.7 |
| 2024 | #832 | 297 | 172.4 |
| 2025 | #902 | 264 | 154.6 |
World rankings
Similar names
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Famous Guillermos
- Guillermo del Toro
Mexican director
- Guillermo Ochoa
Mexican goalie nicknamed "Mexican Jesus"
- Guillermo Diaz
American actor
Guillermo in pop culture
- Guillermo Garcia Gomez
character on TV's "Weeds"
- Guillermo De la Cruz
character on TV’s “What We Do in The Shadows”
Guillermo on more lists
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