boy's name
Rainer
- Gender Boy
- Syllables 2
- Letters 6
- Popularity Uncommon
- Births on record 1,371
France
#940
1951 births
Rainer is a boy's name with 2 syllables. In 2025 it was given to 34 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2018, when 53 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 97,513 babies in the United States is given this name.
- First appears in US birth records in 1955.
- 2 syllables, with the stress on syllable 1.
Rainer over time
Births per decade in the United States, 1950s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.
Show the numbers
| Decade | Births |
|---|---|
| 1950s | 47 |
| 1960s | 135 |
| 1970s | 54 |
| 1980s | 91 |
| 1990s | 129 |
| 2000s | 205 |
| 2010s | 339 |
| 2020s (to 2025) | 276 |
How popular is Rainer?
In 2025, Rainer was given to 34 babies in the United States. It is used consistently but remains uncommon.
Where Rainer is used
US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.
Names that peaked alongside Rainer
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Rainer also like
Names whose popularity has risen and fallen in step with Rainer over the last century — the same taste, a different name.
Sibling names for Rainer
Names from the same era that won't rhyme or share an initial with Rainer — the two things that make a sibling set grate.
Common questions about Rainer
How popular is the name Rainer?
In 2025, Rainer was given to 34 babies in the United States. It is used consistently but remains uncommon.
Is Rainer a girl's or a boy's name?
Rainer is given almost entirely to boys in birth records.
How many syllables are in Rainer?
Rainer has 2 syllables.
When was Rainer most popular?
Rainer peaked in 2018, when 53 babies were given the name. It has been rising over the past decade.
Is Rainer a good name?
That is not something records can settle, but they can tell you what you would be choosing. Rainer currently ranks #2,920 in the United States. It has been rising over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.