Guillermina Girl
How popular is Guillermina?
Peaked in 1966
No babies were recorded with the name Guillermina in 2025. It was most used in 1966, when 40 girls got the name.
1,583living people named Guillermina (est.)
51median age of people named Guillermina
1,925babies named Guillermina since 1880
Guillermina popularity over time
| Rank in 2025 | Not ranked |
|---|---|
| Babies in 2025 | 0 girls |
| 10-year trend | Falling fast (-100% babies vs 2015) |
| Peak year | 1966 (40 girls) |
| Highest rank | #1,796 in 1966 |
| First recorded | 1918 |
| Boys vs girls (last 10 years) | 0% boys, 100% girls |
Where Guillermina is most popular
Babies named Guillermina per 1,000 girls born in each state, 2021 to 2025. Darker means more common.
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- California: 0.0 per 1,000 (5 girls)
Guillermina by decade
| Decade | Baby girls | Best rank |
|---|---|---|
| 1910s | 6 | #4,289 |
| 1920s | 108 | #1,945 |
| 1930s | 94 | #2,417 |
| 1940s | 140 | #2,012 |
| 1950s | 274 | #1,834 |
| 1960s | 293 | #1,796 |
| 1970s | 350 | #2,019 |
| 1980s | 251 | #2,866 |
| 1990s | 228 | #3,709 |
| 2000s | 121 | #6,386 |
| 2010s | 49 | #10,468 |
| 2020s | 11 | #13,472 |
Questions
- Is Guillermina a boy or girl name?
- Guillermina is mostly a girl name. Over the last 10 years, 100% of babies named Guillermina were girls.
- How popular is the name Guillermina?
- No babies were recorded with the name Guillermina in 2025. It was most used in 1966, when 40 girls got the name.
- When was Guillermina most popular?
- Guillermina peaked in 1966, when 40 girls were given the name. Its highest rank was #1,796 in 1966.
- How many people are named Guillermina?
- 1,925 babies have been named Guillermina in the US since 1880. We estimate about 1,583 of them are alive in 2026, with a median age of 51.
- Where is Guillermina most popular?
- From 2021 to 2025, Guillermina was most common in California, at 0.0 of every 1,000 girls born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.