Kaitlin is a girl name with a modern feel, drawn from real birth records. Below you'll find what Kaitlin means and where it comes from, plus how many babies have been named Kaitlin across the United States, UK, Ireland and New Zealand, how popular Kaitlin has been over the decades, and the year it peaked.
Kaitlin is a girl name of Irish (Gaelic) origin meaning “pure”. A spelling of Caitlin, an Irish form of Katherine.
| Country | Births on record |
|---|---|
| United States since 1880 | 57,430 births |
| England & Wales since 1996 | 2,978 births |
| Scotland since 1974 | 607 births |
| Northern Ireland since 1997 | 163 births |
| Ireland since 1964 | 242 births |
| New Zealand top 100, since 1954 | 45 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 Kaitlin per year, United States (1971 to 2025). United States peaked in 1995 (3,612/yr) · England & Wales peaked in 2004 (233/yr) · Scotland peaked in 1998 (63/yr) · Northern Ireland peaked in 2004 (21/yr) · Ireland peaked in 2002 (18/yr).
Kaitlin has been a fairly common baby name in the United States. It was most common in 1995, when it ranked #200 nationally (given to 3,651 babies that year), and a popular choice in the 1990s.
Kaitlyn · Caitlin · Katelyn · Caitlyn · Katlyn · Kaitlynn · Katalina · Katelin
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