Katelyn is a girl name with a modern feel, drawn from real birth records. Below you'll find what Katelyn means and where it comes from, plus how many babies have been named Katelyn across the United States, UK, Ireland and New Zealand, how popular Katelyn has been over the decades, and the year it peaked.
Katelyn is a girl name of Greek origin meaning “pure”. a modern respelling related to Caitlin.
| Country | Births on record |
|---|---|
| United States since 1880 | 134,206 births |
| England & Wales since 1996 | 3,208 births |
| Scotland since 1974 | 406 births |
| Northern Ireland since 1997 | 339 births |
| Ireland since 1964 | 2,161 births |
| New Zealand top 100, since 1954 | 294 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Katelyn per year, United States (1970 to 2025). United States peaked in 1993 (5,975/yr) · England & Wales peaked in 2004 (263/yr) · Ireland peaked in 2003 (173/yr) · Northern Ireland peaked in 2003 (34/yr) · Scotland peaked in 2005 (31/yr).
Katelyn has been a fairly common baby name in the United States. It was most common in 1993, when it ranked #118 nationally (given to 5,985 babies that year), and a popular choice in the 1990s.
Kaitlyn · Kaitlin · Caitlyn · Katelynn · Katlyn · Kaitlynn · Katalina · Katelin
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