Kaitlyn
Kaitlyn: name meaning, origin and popularity
Meaning and origin of Kaitlyn
- A female given name from Irish, one of the modern spelling variants of Caitlin.
How popular is Kaitlyn?
Since 1880, 166,689 girls and 232 boys in the U.S. have been named Kaitlyn (100% girls). Its highest rank for girls was #30 in 2000. Its highest rank for boys was #2926 in 2004. In 2025 it ranked #802 for girls, with 340 babies given the name.
Names similar to Kaitlyn
Names that start with the same letters, most popular first.
More Irish girl names
Sibling name ideas for Kaitlyn
Sister and brother names that share Kaitlyn's Irish roots and are still in the U.S. top 1,000.
Kaitlyn FAQ
What does the name Kaitlyn mean?
A female given name from Irish, one of the modern spelling variants of Caitlin.
What is the origin of the name Kaitlyn?
Kaitlyn is listed as a name of Irish origin.
How popular is the name Kaitlyn?
Since 1880, 166,689 girls and 232 boys in the U.S. have been named Kaitlyn (100% girls). Its highest rank for girls was #30 in 2000. Its highest rank for boys was #2926 in 2004. In 2025 it ranked #802 for girls, with 340 babies given the name.
Is Kaitlyn a boy or girl name?
Kaitlyn is mostly a girl name in the U.S.: 166,689 girls and 232 boys since 1880.
Popularity data: U.S. Social Security Administration baby name data, 1880–2025 (names given to 5+ babies per year). Origin and etymology text: Wiktionary, available under CC BY-SA 4.0.