Caithlyn
“pure — from Caitlin”
Modern coinage origin · Girl name
#1934US 2023
10Births / yr
→Stable
Top 1.4%Percentile
What does Caithlyn mean and where does it come from?
Caithlyn is a modern variant of Caitlin, which is derived from the Irish name Caitlín, a diminutive of Catherine.
Cultural significance
The name is used in English-speaking countries and reflects contemporary naming trends that favor unique spellings.
Peak popularity
Reached #1934 in 2015 — currently #1934 in the US.
How else can you spell Caithlyn?
Same sound, different look — useful if you want something slightly more distinctive
What middle names flow best with Caithlyn?
Caithlyn works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Caithlyn Grace
One syllable · timeless choice
Caithlyn Leah
One syllable · timeless choice
Caithlyn Zoey
One syllable · vintage charm
Caithlyn Maeve
One syllable · timeless choice
Caithlyn Jade
One syllable · vintage charm
Caithlyn Quinn
One syllable · timeless choice
How popular is Caithlyn right now?
Holding steady — currently #1934 in the US out of 135.5k tracked names
Caithlyn 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 Caithlyn?
Common
CaiCaieCay
What names sound and feel like Caithlyn?
Based on sound, origin, and style — parents who love Caithlyn also consider these
Common questions about the name Caithlyn
What does the name Caithlyn mean?
Caithlyn means "pure — from Caitlin" — a name rooted in Modern coinage 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 Caithlyn?
Caithlyn 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 Caithlyn?
Caithlyn originates from Modern coinage tradition. Modern coinage names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
Is Caithlyn a common or rare name?
Caithlyn is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.
Is Caithlyn more of a girl or boy name?
Caithlyn is primarily used as a girl name, giving it a clear, timeless character while remaining accessible to modern families.
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