Katelyn
Katelyn is a girl name of Irish origin meaning “Pure”, pronounced KAYT-lin. It ranked #1077 in the United States in 2025, given to 225 babies, and peaked at #52 in 2001. Common nicknames: Kate, Katie, Lyn.
How popular is Katelyn in the United States?
Data: U.S. Social Security Administration (SSA). Based on all Social Security card applications for births in the United States.
What does Katelyn mean, and where does it come from?
Katelyn is a modern respelling of Kaitlyn, itself derived from Caitlin, the Irish form of Cateline, which traces back through Old French to the Greek Aikaterine meaning "pure." The name spread from Ireland into the English-speaking world during the twentieth century and exploded into widespread use in the United States during the 1990s and 2000s, appearing in dozens of spelling variants. Katelyn blends the classical grace of Katherine with a fresh, contemporary rhythm.
How is Katelyn used around the world?
Katelyn is used in 0 languages worldwide, with 4+ international variants.
TypeFemale given name
Linguistic data: Wikidata (CC0). Variants and language usage may vary by region.
What are the nicknames for Katelyn?
Famous People Named Katelyn
- Katelyn Ohashi — American gymnast known for her viral UCLA floor routine
- Katelyn Tarver — American actress and singer
Similar Names to Katelyn
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Sibling Name Ideas for Katelyn
Looking for names that pair well with Katelyn? Here are some sibling name suggestions that share a similar style and feel.
Frequently Asked Questions
What does the name Katelyn mean?
Katelyn is a girl name of Irish origin meaning "Pure." Katelyn is a modern respelling of Kaitlyn, itself derived from Caitlin, the Irish form of Cateline, which traces back through Old French to the Greek Aikaterine meaning "pure." The name spread from Ireland into the English-speaking world during the twentieth century and exploded into widespread use in the United States during the 1990s and 2000s, appearing in dozens of spelling variants.
How do you pronounce Katelyn?
Katelyn is pronounced KAYT-lin. Common variations include Kaitlyn, Caitlin, Katelynn.
Is Katelyn a girl name?
Yes, Katelyn is traditionally a girl name. Popular nicknames include Kate, Katie, Lyn.