12,187births recorded
3Countries
1Variants
1915Peak · United States
#1400France 2025
Cleo is a boy name family recorded 12,187 times in 3 countries since 1880. It ranks highest today in France (#1400 in 2025). Its all-time peak was in the United States in 1915, at 19.1 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Cleo
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Cleo | English | 11,527 | 🇺🇸 United States | #5208 | 1915 | ▲ 26 % |
| Cleo | English | 655 | 🇫🇷 France | #1400 | 2013 | ▲ 57 % |
| Cleo | English | 5 | 🇧🇪 Belgium | – | 2021 | – |
Questions about Cleo
How popular is the name Cleo?
In 2025 it ranked #1400 in France. Official registers record 12,187 births across 3 countries.
When was Cleo most popular?
It peaked in the United States in 1915, at 19.1 births per 100,000.
Is Cleo a boy or a girl name?
In official birth registers, Cleo is a boy name.