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Home › Baby Names Directory › Caitlynn

Caitlynn

♀ Girl

Pronounced KAYT-lin /ˈkeɪt.lɪn/High

Meaning: A spelling of Caitlin — the Irish form of Catherine, from Greek, long read 'pure' (via katharos); the older root is uncertainLow

In 30 seconds: Pure: Caitlynn spells Caitlin/Catherine. Crisp, classic, and warm.
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Origin LowIrish, Greek
MeaningA spelling of Caitlin — the Irish form of Catherine, from Greek, long read 'pure' (via katharos); the older root is uncertain
U.S. rank (2025)#8971 ↘ Falling
2025 U.S. births11 girls (0.00% of U.S. girls)
Peak year1998
Total births (all-time)≈ 4,946

Popularity in the U.S. · SSA data

peak 199819852025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Caitlynn is a spelling of Caitlin — the Irish form of Catherine, from Greek, long read 'pure' (via katharos; the older root is uncertain; routes layered, which we note). A crisp, classic name (said 'KAYT-lin'; nickname Cait).

In the U.S. it appears as a variant spelling. Rare in this form, pure at the root, and classic.

Did you know? Caitlin is the Irish form of Catherine, long read 'pure' (via Greek katharos) — Caitlynn is a spelling, crisp and classic (the older root is uncertain; routes layered; said 'KAYT-lin').
Overall data confidence 44%
References — Caitlin — routes layered

Variations

CaitlinCaitlynKatelynn

Nicknames

Cait

Famous Bearers

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If you like Caitlynn…

Caitlin— the standard Irish spelling
Caitlyn— a kin spelling
Katelyn— a fellow spelling
Kaitlynn— another spelling

Explore names like Caitlynn

By themeuncertaingreekirish
By meaningPurity

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Frequently Asked

What does the name Caitlynn mean?

Caitlynn spells Caitlin — the Irish Catherine, long read 'pure'; the older root is uncertain.

How do you pronounce Caitlynn?

It's said KAYT-lin /ˈkeɪt.lɪn/ — two syllables, stress on the first.

Is Caitlynn a boy or girl name?

Caitlynn is a girl's name.

How popular is Caitlynn?

Caitlynn is a rare spelling in the U.S.

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