unisex name
Kirby
- Gender Unisex
- Syllables 2
- Letters 5
- Popularity Uncommon
- Births on record 19,153
Northern Ireland
#411
1997 births
Kirby is a unisex name with 2 syllables. It is given to both girls and boys — about 22% of recorded births with this name are girls. In 2025 it was given to 101 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 1984, when 509 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 32,826 babies in the United States is given this name.
- First appears in US birth records in 1881.
- 2 syllables, with the stress on syllable 1.
Kirby 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 | 56 |
| 1890s | 93 |
| 1900s | 88 |
| 1910s | 411 |
| 1920s | 631 |
| 1930s | 746 |
| 1940s | 1,610 |
| 1950s | 3,130 |
| 1960s | 2,459 |
| 1970s | 1,674 |
| 1980s | 2,802 |
| 1990s | 2,521 |
| 2000s | 871 |
| 2010s | 780 |
| 2020s (to 2025) | 623 |
How popular is Kirby?
In 2025, Kirby was given to 101 babies in the United States. It is used consistently but remains uncommon.
Where Kirby 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 Kirby
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Kirby also like
Names whose popularity has risen and fallen in step with Kirby over the last century — the same taste, a different name.
Sibling names for Kirby
Names from the same era that won't rhyme or share an initial with Kirby — the two things that make a sibling set grate.
Common questions about Kirby
How popular is the name Kirby?
In 2025, Kirby was given to 101 babies in the United States. It is used consistently but remains uncommon.
Is Kirby a girl's or a boy's name?
Kirby is used for both girls and boys. About 22% of recorded births with this name are girls.
How many syllables are in Kirby?
Kirby has 2 syllables.
When was Kirby most popular?
Kirby peaked in 1984, when 509 babies were given the name. It has been rising over the past decade.
Is Kirby a good name?
That is not something records can settle, but they can tell you what you would be choosing. Kirby currently ranks #2,662 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.