Katy is a girl name with a modern feel, drawn from real birth records. Below you'll find what Katy means and where it comes from, plus how many babies have been named Katy across the United States, UK, Ireland and New Zealand, how popular Katy has been over the decades, and the year it peaked.
Katy is a girl name of Greek origin meaning “pure”. A pet form of Katherine.
| Country | Births on record |
|---|---|
| United States since 1880 | 20,957 births |
| England & Wales since 1996 | 5,116 births |
| Scotland since 1974 | 1,319 births |
| Northern Ireland since 1997 | 172 births |
| Ireland since 1964 | 190 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 Katy per year, United States (1880 to 2025). United States peaked in 1987 (674/yr) · England & Wales peaked in 1996 (413/yr) · Scotland peaked in 1990 (47/yr) · Northern Ireland peaked in 2005 (15/yr) · Ireland peaked in 1990 (13/yr).
Katy has been a fairly common baby name in the United States. It was most common in 1987, when it ranked #667 nationally (given to 710 babies that year).
Katie · Kate · Kody · Kade · Kitty · Coty · Kati · Kit
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