Girl Name · Irish Origin
Kaitlyn
Last reviewed: June 2026
Kaitlyn is a girl baby name of Irish origin, meaning "Pure". It currently sits in the Top 1000 tier of US baby names for 2026, and parents who love Kaitlyn often also consider Katelyn.
Names like Kaitlyn
Frequently asked about Kaitlyn
What does the name Kaitlyn mean?
Kaitlyn means "Pure" and is of Irish origin.
What is the origin of Kaitlyn?
Kaitlyn originates in Irish naming tradition.
How do you pronounce Kaitlyn?
Kaitlyn has 7 letters and is most commonly stressed on the first syllable.
Is Kaitlyn a boy's or girl's name?
Kaitlyn is primarily used as a girl's name in US records.
How popular is Kaitlyn in 2026?
In our 2026 popularity tracker, Kaitlyn sits in the Top 1000 tier — distinctive but not obscure.
What names are similar to Kaitlyn?
Names that share Kaitlyn's sound and style include Katelyn, Kathlyn, Kathleen, Kaitlynn, Katalina.