Caillin
“little girl”
Irish origin · Girl name
#1914US 2023
10Births / yr
→Stable
Top 1.4%Percentile
What does Caillin mean and where does it come from?
Caillin is a diminutive form of the Irish name Caillín, which derives from the word 'caill,' meaning 'girl' or 'young woman.'
Cultural significance
The name is often associated with Irish heritage and has been used in various regions of Ireland.
Peak popularity
Reached #1914 in 2015 — currently #1914 in the US.
How else can you spell Caillin?
Same sound, different look — useful if you want something slightly more distinctive
What middle names flow best with Caillin?
Caillin works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Caillin Grace
One syllable · timeless choice
Caillin Leah
One syllable · timeless choice
Caillin Zoey
One syllable · vintage charm
Caillin Maeve
One syllable · timeless choice
Caillin Jade
One syllable · vintage charm
Caillin Quinn
One syllable · timeless choice
How popular is Caillin right now?
Holding steady — currently #1914 in the US out of 135.5k tracked names
Caillin is exceptionally rare — it does not appear in US Social Security records, meaning fewer than 5 babies per year have received this name.
What are good nicknames for Caillin?
Common
CaiCaieCayIllin
What names sound and feel like Caillin?
Based on sound, origin, and style — parents who love Caillin also consider these
Common questions about the name Caillin
What does the name Caillin mean?
Caillin means "little girl" — a name rooted in Irish tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Caillin?
Caillin is currently a distinctive and less common name as a baby name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Caillin?
Caillin originates from Irish tradition. Irish names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
Is Caillin a common or rare name?
Caillin is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.
Is Caillin more of a girl or boy name?
Caillin is primarily used as a girl name, giving it a clear, timeless character while remaining accessible to modern families.
Parents who viewed Caillin also looked at…
Based on what other parents saved alongside Caillin