Rainier Boy
How popular is Rainier?
#3,313 boy name in 2025
35 baby boys were named Rainier in the US in 2025, making it the 3313th most popular boy name.
Rainier popularity over time
Boys Girls
| Rank in 2025 | #3,313 for boys (▲ 671 from 2024) |
|---|---|
| Babies in 2025 | 35 boys |
| 10-year trend | Steady (0% babies vs 2015) |
| Earlier ranks | #3,230 in 2015, #3,272 in 2020 |
| Peak year | 2023 (41 boys) |
| Highest rank | #2,496 in 1956 |
| First recorded | 1956 |
| Boys vs girls (last 10 years) | 90% boys, 10% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Rainier counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Rainier family of names ranked #2,428 for boys in 2025 (#3,065 the year before), with 40 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Rainier | 35 | 88% |
| Raynier | 5 | 13% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Rainier is most popular
Babies named Rainier per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Washington: 0.2 per 1,000 (40 boys)
- California: 0.0 per 1,000 (16 boys)
- New York: 0.0 per 1,000 (5 boys)
Rainier by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1950s | 18 | #2,496 |
| 1960s | 5 | #4,047 |
| 1970s | 56 | #3,384 |
| 1980s | 100 | #2,777 |
| 1990s | 95 | #4,690 |
| 2000s | 126 | #5,063 |
| 2010s | 257 | #3,230 |
| 2020s | 217 | #3,004 |
Boy names about as popular as Rainier
Questions
- Is Rainier a boy or girl name?
- Rainier is mostly a boy name. Over the last 10 years, 90% of babies named Rainier were boys.
- How popular is the name Rainier?
- 35 baby boys were named Rainier in the US in 2025, making it the 3313th most popular boy name.
- When was Rainier most popular?
- Rainier peaked in 2023, when 41 boys were given the name. Its highest rank was #2,496 in 1956.
- How many people are named Rainier?
- 920 babies have been named Rainier in the US since 1880. We estimate about 896 of them are alive in 2026, with a median age of 13.
- Where is Rainier most popular?
- From 2021 to 2025, Rainier was most common in Washington, at 0.2 of every 1,000 boys born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.