5,990births recorded
10Countries
1Variants
2020Peak · Belgium
#333Belgium 2025
Lex is a boy name family recorded 5,990 times in 10 countries since 1892. It ranks highest today in Belgium (#333 in 2025). Its all-time peak was in Belgium in 2020, at 96.8 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Lex
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Lex | French | 4,010 | 🇺🇸 United States | #2304 | 2023 | ▶ 2 % |
| Lex | French | 1,213 | 🇧🇪 Belgium | #333 | 2016 | ▼ 59 % |
| Lex | French | 404 | 🏴 England & Wales | #3240 | 2017 | ▼ 47 % |
| Lex | French | 277 | 🇸🇪 Sweden | #498 | 2018 | ▼ 27 % |
| Lex | French | 28 | 🇨🇦 Ontario | – | 2014 | – |
| Lex | French | 25 | 🇫🇷 France | – | 2020 | – |
Questions about Lex
How popular is the name Lex?
In 2025 it ranked #333 in Belgium. Official registers record 5,990 births across 10 countries.
When was Lex most popular?
It peaked in Belgium in 2020, at 96.8 births per 100,000.
Is Lex a boy or a girl name?
In official birth registers, Lex is a boy name.