Rainier
Boy name · French · German · Scandinavian
Meaningwise warrior · French
- US rank
- #3,314
- Syllables
- 2
- Peak
- #2,497 in 1956
35 babies were named Rainier in the US in 2025. It has dropped 40 places in five years.
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US births per million boys, 1956–2025
Most popular states (2025)
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Rainier you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 48,780 baby boys born in the US in 2025 was named Rainier, 35 babies in all. In a typical school of 500 kids, your Rainier would very likely be the only one.
- HistoryRainier first shows up in US birth records in 1956, the first year at least 5 babies got it. It has been in use for 69 years since.
- Best yearIts best year was 1956, when it reached #2,497.
- Then vs nowRainier is 4.0× more common today than it was in 2000. In 2000 it was given to about 1 in 196,078 baby boys; in 2025, about 1 in 48,780.
- TrendRainier has slipped 40 places over the last five years and now sits at #3,314. Good news if you want a familiar name that fewer kids will share.
- Where it's lovedRainier is most popular in Washington, where it ranks #801. It's in the top 1,000 in 1 state.
- MeaningIn French, Rainier means “wise warrior”. Our records link it to French, German and Scandinavian roots.
About the name Rainier
Rainier is a boy name of French, German and Scandinavian origin meaning “wise warrior”. It has 7 letters and 2 syllables, starting with R and ending in “-ier”. US birth records list Rainier for boys from 1956 to 2025, in 57 of those 70 years. Its best year was 1956, when it ranked #2,497 among boy names. In 2025 it ranked #3,314, with 35 babies.
Origin:French namesGerman namesScandinavian names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1950s | 2.1 | 476,190 boys |
| 1960s | 0.3 | 4,000,000 boys |
| 1970s | 3.4 | 297,619 boys |
| 1980s | 5.4 | 184,502 boys |
| 1990s | 4.9 | 204,082 boys |
| 2000s | 6.3 | 159,236 boys |
| 2010s | 14 | 72,939 boys |
| 2020s | 21 | 47,733 boys |
More French boy names
- Boy name: Sebastian · venerable
- Boy name: Leo · lion
- Boy name: Daniel · God is my judge
- Unisex name: Gabriel · God is my strength
- Unisex name: Wyatt · brave in war
- Boy name: Charles · free man
- Unisex name: Beau · handsome
- Boy name: Robert · bright fame
Questions about the name Rainier
What does the name Rainier mean?
Rainier means “wise warrior” in French.
What is the origin of the name Rainier?
Rainier has French, German, Scandinavian roots in our records. Other French names include Sebastian, Leo, Daniel.
Is Rainier a boy or girl name?
Rainier is a boy name.
How popular is the name Rainier?
Rainier ranked #3,314 for US boys in 2025, given to 35 babies. Its best year was 1956 (#2,497).