girl's name
Rainbow
- Gender Girl
- Syllables 2
- Letters 7
- Popularity Rare
- Births on record 702
Rainbow is a girl's name with 2 syllables. In 2025 it was given to 17 babies in the United States. It is a rare choice.
- Peaked in 1980, when 28 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 195,046 babies in the United States is given this name.
- First appears in US birth records in 1971.
- 2 syllables, with the stress on syllable 1.
Rainbow over time
Births per decade in the United States, 1970s 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 |
|---|---|
| 1970s | 112 |
| 1980s | 130 |
| 1990s | 48 |
| 2000s | 54 |
| 2010s | 152 |
| 2020s (to 2025) | 110 |
How popular is Rainbow?
In 2025, Rainbow was given to 17 babies in the United States. It is a rare choice.
Where Rainbow 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 Rainbow
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Rainbow also like
Names whose popularity has risen and fallen in step with Rainbow over the last century — the same taste, a different name.
Sibling names for Rainbow
Names from the same era that won't rhyme or share an initial with Rainbow — the two things that make a sibling set grate.
Common questions about Rainbow
How popular is the name Rainbow?
In 2025, Rainbow was given to 17 babies in the United States. It is a rare choice.
Is Rainbow a girl's or a boy's name?
Rainbow is given almost entirely to girls in birth records.
How many syllables are in Rainbow?
Rainbow has 2 syllables.
When was Rainbow most popular?
Rainbow peaked in 1980, when 28 babies were given the name. It has been rising over the past decade.
Is Rainbow a good name?
That is not something records can settle, but they can tell you what you would be choosing. Rainbow currently ranks #5,350 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.