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Kaislyn
Pronounced KAYZ-lin /ˈkeɪz.lɪn/High
Meaning: A modern coinage joining a Kais- opening (echoing Kaisa/Kasey, 'pure'; or Cais, 'celebration') with the -lyn ending ('lake'); no single fixed rootLow
Popularity in the U.S. · SSA data
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
Kaislyn is a modern coinage joining a Kais- opening — echoing Kaisa or Kasey, a Scandinavian/Irish form of Katherine, 'pure', or the Gaelic 'celebration' — with the -lyn ending, from Welsh llyn, 'lake' (which we flag as a recent coinage). It has no single fixed root; the crisp sound carries it (with the -lyn family of Kaitlyn, Brooklyn).
It registers thinly in records. Rare, pure-and-lake in echo, and sleek.
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Frequently Asked
What does the name Kaislyn mean?
Kaislyn joins a Kais- opening ('pure' echo) with -lyn ('lake'); it has no single fixed meaning, so we flag it.
How do you pronounce Kaislyn?
It's said KAYZ-lin /ˈkeɪz.lɪn/ — two syllables, stress on the first.
Is Kaislyn a boy or girl name?
Kaislyn is a girl's name.
How popular is Kaislyn?
Kaislyn is a very rare, recent name in the U.S.