Mateo Boy
How popular is Mateo?
#8 boy name in 2025
11,045 baby boys were named Mateo in the US in 2025, making it the 8th most popular boy name. Another 12 girls got the name (#8,360 for girls).
Mateo popularity over time
Boys Girls
| Rank in 2025 | #8 for boys (▼ 1 from 2024) |
|---|---|
| Babies in 2025 | 11,045 boys, 12 girls |
| 10-year trend | Rising fast (+120% babies vs 2015) |
| Earlier ranks | #85 in 2015, #20 in 2020 |
| Peak year | 2024 (11,349 boys) |
| Highest rank | #6 in 2023 |
| First recorded | 1904 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 8% in a class of 25 kids born in 2025 |
Mateo counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Mateo family of names ranked #5 for boys in 2025 (#4 the year before), with 13,500 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Mateo | 11,045 | 82% |
| Matteo | 2,455 | 18% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Mateo is most popular
Babies named Mateo per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- New Mexico: 15.3 per 1,000 (503 boys)
- Nevada: 14.3 per 1,000 (814 boys)
- Arizona: 12.6 per 1,000 (2,068 boys)
- California: 12.6 per 1,000 (11,533 boys)
- Texas: 11.2 per 1,000 (9,836 boys)
Mateo by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1900s | 5 | #1,204 |
| 1910s | 63 | #1,944 |
| 1920s | 162 | #1,443 |
| 1930s | 102 | #1,753 |
| 1940s | 112 | #1,925 |
| 1950s | 116 | #1,957 |
| 1960s | 102 | #1,569 |
| 1970s | 285 | #1,345 |
| 1980s | 370 | #1,398 |
| 1990s | 2,010 | #409 |
| 2000s | 10,490 | #229 |
| 2010s | 50,604 | #26 |
| 2020s | 62,272 | #6 |
Boy names about as popular as Mateo
Questions
- Is Mateo a boy or girl name?
- Mateo is mostly a boy name. Over the last 10 years, 100% of babies named Mateo were boys.
- How popular is the name Mateo?
- 11,045 baby boys were named Mateo in the US in 2025, making it the 8th most popular boy name. Another 12 girls got the name (#8,360 for girls).
- When was Mateo most popular?
- Mateo peaked in 2024, when 11,349 boys were given the name. Its highest rank was #6 in 2023.
- How many people are named Mateo?
- 126,778 babies have been named Mateo in the US since 1880. We estimate about 125,606 of them are alive in 2026, with a median age of 7.
- Where is Mateo most popular?
- From 2021 to 2025, Mateo was most common in New Mexico, at 15.3 of every 1,000 boys 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.