Keiran
Boy name · Celtic Gaelic · Irish
Meaninglittle dark one · Irish form of Kieran
- US rank
- #5,608
- Syllables
- 2
- Peak
- #2,105 in 2011
16 babies were named Keiran in the US in 2025. It has dropped 1,690 places in five years.
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US births per million boys, 1989–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Keiran you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 106,383 baby boys born in the US in 2025 was named Keiran, 16 babies in all. In a typical school of 500 kids, your Keiran would very likely be the only one.
- HistoryKeiran first shows up in US birth records in 1989, the first year at least 5 babies got it. It has been in use for 36 years since.
- Best yearIts best year was 2011, when it reached #2,105.
- TrendKeiran has slipped 1,690 places over the last five years and now sits at #5,608. Good news if you want a familiar name that fewer kids will share.
- MeaningKeiran is an Irish form of Kieran, which means “little dark one”. Our records link it to Celtic Gaelic and Irish roots.
About the name Keiran
Keiran is a boy name of Celtic Gaelic and Irish origin meaning “little dark one”. It has 6 letters and 2 syllables, starting with K and ending in “-ran”. US birth records list Keiran for boys from 1989 to 2025, in 37 of those 37 years. Its best year was 2011, when it ranked #2,105 among boy names. In 2025 it ranked #5,608, with 16 babies.
Origin:Celtic Gaelic namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1980s | 2.5 | 400,000 boys |
| 1990s | 6.8 | 145,985 boys |
| 2000s | 18 | 55,772 boys |
| 2010s | 23 | 44,228 boys |
| 2020s | 12 | 86,331 boys |
More Celtic Gaelic boy names
- Boy name: Bowen · son of Owen
- Boy name: Malcolm · devotee of Saint Columba
- Boy name: Danny · God is my judge
- Boy name: Calum · dove
- Unisex name: Bowie · yellow-haired
- Boy name: Cian · ancient
- Unisex name: Naveen · new
- Boy name: Earl · nobleman
Questions about the name Keiran
What does the name Keiran mean?
Keiran means “little dark one” in Irish, as a form of Kieran.
What is the origin of the name Keiran?
Keiran has Celtic Gaelic, Irish roots in our records. Other Celtic Gaelic names include Bowen, Malcolm, Danny.
Is Keiran a boy or girl name?
Keiran is a boy name.
How popular is the name Keiran?
Keiran ranked #5,608 for US boys in 2025, given to 16 babies. Its best year was 2011 (#2,105).