Cailean
Boy name · Celtic Gaelic · Scottish
- US rank
- Unranked
- Syllables
- 2
- Peak
- #5,124 in 1995
0 babies were named Cailean in the US in 2025.
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US births per million boys, 1990–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Cailean you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryCailean first shows up in US birth records in 1990, the first year at least 5 babies got it. It has been in use for 35 years since.
- Best yearIts best year was 1995, when it reached #5,124.
About the name Cailean
Cailean is a boy name of Celtic Gaelic and Scottish origin. It has 7 letters and 2 syllables, starting with C and ending in “-ean”. US birth records list Cailean for boys from 1990 to 2014, in 10 of those 25 years. Its best year was 1995, when it ranked #5,124 among boy names. It hasn't been given to 5 or more US babies in a year since 2014, so today it's a genuinely rare choice.
Origin:Celtic Gaelic namesScottish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 2.1 | 480,769 boys |
| 2000s | 1.1 | 917,431 boys |
| 2010s | 0.6 | 1,612,903 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 Cailean
What is the origin of the name Cailean?
Cailean has Celtic Gaelic, Scottish roots in our records. Other Celtic Gaelic names include Bowen, Malcolm, Danny.
Is Cailean a boy or girl name?
Cailean is a boy name.
How popular is the name Cailean?
Cailean is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2014. It peaked at #5,124 in 1995.