Kathlyn
Kathlyn: name meaning, origin and popularity
Girl name
How popular is Kathlyn?
28U.S. babies in 2025
#559peak rank (1914)
5,156babies since 1880
Since 1880, 5,156 girls in the U.S. have been named Kathlyn. Its highest rank for girls was #559 in 1914. In 2025, 28 babies were given the name, outside the top 1,000.
Names similar to Kathlyn
Names that start with the same letters, most popular first.
Sibling name ideas for Kathlyn
Names that peaked around the same time as Kathlyn and are still in the U.S. top 1,000.
Kathlyn FAQ
How popular is the name Kathlyn?
Since 1880, 5,156 girls in the U.S. have been named Kathlyn. Its highest rank for girls was #559 in 1914. In 2025, 28 babies were given the name, outside the top 1,000.
Is Kathlyn a boy or girl name?
Kathlyn is mostly a girl name in the U.S.: 5,156 girls and 0 boys since 1880.
Popularity data: U.S. Social Security Administration baby name data, 1880–2025 (names given to 5+ babies per year).