unisex name
Isa
- Gender Unisex
- Syllables 2
- Letters 3
- Popularity Top 1000 (US)
- Births on record 11,406
the United States
#931
2025 births
Isa is a unisex name with 2 syllables. It is given to both girls and boys — about 34% of recorded births with this name are girls. In 2025 it was given to 372 babies in the United States, ranking #931. It is a well-established, commonly used name.
- Peaked in 2025, when 372 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 8,912 babies in the United States is given this name.
- Isa started out as a girls' name and is now given almost entirely to boys.
- 2 syllables, with the stress on syllable 1.
Isa over time
Births per decade in the United States, 1880s 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 |
|---|---|
| 1880s | 129 |
| 1890s | 142 |
| 1900s | 124 |
| 1910s | 182 |
| 1920s | 161 |
| 1930s | 117 |
| 1940s | 83 |
| 1950s | 74 |
| 1960s | 145 |
| 1970s | 278 |
| 1980s | 328 |
| 1990s | 420 |
| 2000s | 939 |
| 2010s | 1,820 |
| 2020s (to 2025) | 1,633 |
How popular is Isa?
In 2025, Isa was given to 372 babies in the United States, ranking #931 that year. It is a well-established, commonly used name.
Where Isa 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 Isa
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Isa also like
Names whose popularity has risen and fallen in step with Isa over the last century — the same taste, a different name.
Isa in other languages
The same name as it is spelled elsewhere — not shortenings, and not different names that merely sound alike. Each one has its own record here.
Sibling names for Isa
Names from the same era that won't rhyme or share an initial with Isa — the two things that make a sibling set grate.
Common questions about Isa
How popular is the name Isa?
In 2025, Isa was given to 372 babies in the United States, ranking #931 that year. It is a well-established, commonly used name.
Is Isa a girl's or a boy's name?
Isa is used for both girls and boys. About 34% of recorded births with this name are girls.
How many syllables are in Isa?
Isa has 2 syllables.
When was Isa most popular?
Isa peaked in 2025, when 372 babies were given the name. It has been rising over the past decade.
Is Isa a good name?
That is not something records can settle, but they can tell you what you would be choosing. Isa currently ranks #238 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.
Was Isa originally a boys' or girls' name?
Isa was given mostly to girls in the earliest US birth records and is now given almost entirely to boys.