970births recorded
2Countries
1Variants
2023Peak · United States
#3314United States 2025
Rainier is a boy name family recorded 970 times in 2 countries since 1944. It ranks highest today in the United States (#3314 in 2025). Its all-time peak was in the United States in 2023, at 1.5 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Rainier
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Rainier | French | 920 | 🇺🇸 United States | #3314 | 2023 | ▼ 9 % |
| Rainier | French | 50 | 🇫🇷 France | – | 1956 | – |
Questions about Rainier
How popular is the name Rainier?
In 2025 it ranked #3314 in the United States. Official registers record 970 births across 2 countries.
When was Rainier most popular?
It peaked in the United States in 2023, at 1.5 births per 100,000.
Is Rainier a boy or a girl name?
In official birth registers, Rainier is a boy name.