Kaitlin
Meaning
a modern American respelling of the Irish Caitlin, itself a form of Katherine, from Greek Aikaterine, whose own meaning is disputed
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Kaitlin peaked in the 1990s and the 2000s in nearly equal measure.
When you meet Kaitlin
Most people given the name Kaitlin in the United States were born between 1990 and 1999. The Kaitlin you meet today is most often in her 20s or 30s.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Kaitlin deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Kaitlin truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Kaitlin fits with your family’s names and surname.
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