Rainer Boy
How popular is Rainer?
#3,378 boy name in 2025
34 baby boys were named Rainer in the US in 2025, making it the 3378th most popular boy name.
Rainer popularity over time
Boys Girls
| Rank in 2025 | #3,378 for boys (▼ 783 from 2024) |
|---|---|
| Babies in 2025 | 34 boys |
| 10-year trend | Steady (-6% babies vs 2015) |
| Earlier ranks | #3,148 in 2015, #2,805 in 2020 |
| Peak year | 2018 (53 boys) |
| Highest rank | #1,728 in 1964 |
| First recorded | 1955 |
| Boys vs girls (last 10 years) | 99% boys, 1% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Rainer counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Rainer family of names ranked #1,815 for boys in 2025 (#1,543 the year before), with 66 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Rainer | 34 | 52% |
| Rayner | 21 | 32% |
| Raynor | 11 | 17% |
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 Rainer is most popular
Babies named Rainer per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Texas: 0.0 per 1,000 (22 boys)
- California: 0.0 per 1,000 (12 boys)
- Florida: 0.0 per 1,000 (6 boys)
- New York: 0.0 per 1,000 (5 boys)
Rainer by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1950s | 47 | #2,176 |
| 1960s | 135 | #1,728 |
| 1970s | 54 | #3,384 |
| 1980s | 91 | #2,503 |
| 1990s | 129 | #3,687 |
| 2000s | 200 | #3,643 |
| 2010s | 334 | #2,444 |
| 2020s | 270 | #2,498 |
Boy names about as popular as Rainer
Questions
- Is Rainer a boy or girl name?
- Rainer is mostly a boy name. Over the last 10 years, 99% of babies named Rainer were boys.
- How popular is the name Rainer?
- 34 baby boys were named Rainer in the US in 2025, making it the 3378th most popular boy name.
- When was Rainer most popular?
- Rainer peaked in 2018, when 53 boys were given the name. Its highest rank was #1,728 in 1964.
- How many people are named Rainer?
- 1,276 babies have been named Rainer in the US since 1880. We estimate about 1,221 of them are alive in 2026, with a median age of 16.
- Where is Rainer most popular?
- From 2021 to 2025, Rainer was most common in Texas, at 0.0 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.