Kasey is a unisex name with a modern feel, drawn from real birth records. Below you'll find what Kasey means and where it comes from, plus how many babies have been named Kasey across the United States, UK, Ireland and New Zealand, how popular Kasey has been over the decades, and the year it peaked.
Kasey is a unisex name of Irish (Gaelic) origin meaning “vigilant, watchful”. A variant of Casey, from the surname O Cathasaigh.
| Country | Births on record |
|---|---|
| United States since 1880 | 45,949 births |
| England & Wales since 1996 | 2,147 births |
| Scotland since 1974 | 269 births |
| Northern Ireland since 1997 | 38 births |
| Ireland since 1964 | 279 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 Kasey per year, United States (1950 to 2025). United States peaked in 1990 (1,800/yr) · England & Wales peaked in 2006 (145/yr) · Scotland peaked in 2007 (22/yr) · Ireland peaked in 2009 (18/yr) · Northern Ireland peaked in 2008 (7/yr).
Kasey has been a fairly common baby name in the United States. It was most common in 1990, when it ranked #336 nationally (given to 1,803 babies that year).
Casey · Kacey · Case · Kassie · Kasai · Kase · Kasie · Kaycee
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