15,185births recorded
6Countries
1Variants
2009Peak · Montevideo (Uruguay)
#427United States 2025
Tadeo is a boy name family recorded 15,185 times in 6 countries since 1930. It ranks highest today in the United States (#427 in 2025). Its all-time peak was in Montevideo in 2009, at 118.3 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Tadeo
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Tadeo | Spanish | 9,025 | 🇦🇷 Argentina | #257 | 2014 | ▲ 48 % |
| Tadeo | Spanish | 5,843 | 🇺🇸 United States | #427 | 2024 | ▲ 344 % |
| Tadeo | Spanish | 234 | 🇺🇾 Montevideo (Uruguay) | #90 | 2009 | ▲ 161 % |
| Tadeo | Spanish | 60 | 🇫🇷 France | – | 2019 | – |
| Tadeo | Spanish | 12 | 🇨🇭 Switzerland | – | 2022 | – |
| Tadeo | Spanish | 11 | 🇩🇪 Germany (large cities) | – | 2019 | – |
Questions about Tadeo
How popular is the name Tadeo?
In 2025 it ranked #427 in the United States. Official registers record 15,185 births across 6 countries.
When was Tadeo most popular?
It peaked in Montevideo in 2009, at 118.3 births per 100,000.
Is Tadeo a boy or a girl name?
In official birth registers, Tadeo is a boy name.