unisex name
Sun
- Gender Unisex
- Syllables 1
- Letters 3
- Popularity Rare
- Births on record 1,187
Sun is a unisex name with 1 syllable. It is given to both girls and boys — about 48% of recorded births with this name are girls. In 2025 it was given to 18 babies in the United States. It is a rare choice.
- Peaked in 2022, when 28 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 184,196 babies in the United States is given this name.
- First appears in US birth records in 1902.
- 1 syllable, with the stress on syllable 1.
Sun over time
Births per decade in the United States, 1900s 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 |
|---|---|
| 1900s | 5 |
| 1910s | 26 |
| 1920s | 42 |
| 1930s | 6 |
| 1940s | 29 |
| 1950s | 73 |
| 1960s | 50 |
| 1970s | 158 |
| 1980s | 205 |
| 1990s | 117 |
| 2000s | 91 |
| 2010s | 84 |
| 2020s (to 2025) | 121 |
How popular is Sun?
In 2025, Sun was given to 18 babies in the United States. It is a rare choice.
Where Sun 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 Sun
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Sun also like
Names whose popularity has risen and fallen in step with Sun over the last century — the same taste, a different name.
Sibling names for Sun
Names from the same era that won't rhyme or share an initial with Sun — the two things that make a sibling set grate.
Common questions about Sun
How popular is the name Sun?
In 2025, Sun was given to 18 babies in the United States. It is a rare choice.
Is Sun a girl's or a boy's name?
Sun is used for both girls and boys. About 48% of recorded births with this name are girls.
How many syllables are in Sun?
Sun has 1 syllable.
When was Sun most popular?
Sun peaked in 2022, when 28 babies were given the name. It has been rising over the past decade.
Is Sun a good name?
That is not something records can settle, but they can tell you what you would be choosing. Sun currently ranks #3,079 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.