Casie is a girl name with a classic feel, drawn from real birth records. Below you'll find what Casie means and where it comes from, plus how many babies have been named Casie across the United States, UK, Ireland and New Zealand, how popular Casie has been over the decades, and the year it peaked.
Casie is a girl name of Irish (Gaelic) origin meaning “vigilant, watchful”. A variant spelling of Casey.
| Country | Births on record |
|---|---|
| United States since 1880 | 4,818 births |
| England & Wales since 1996 | 189 births |
| Northern Ireland since 1997 | 4 births |
| Ireland since 1964 | 3 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 Casie per year, United States (1962 to 2025). United States peaked in 1987 (234/yr) · England & Wales peaked in 2001 (17/yr) · Northern Ireland peaked in 2004 (4/yr) · Ireland peaked in 2007 (3/yr).
Casie is an uncommon baby name in the United States. It was most common in 1987, when it ranked #1,331 nationally (given to 234 babies that year).
Casey · Cassie · Gussie · Kacie · Case · Kassie · Kase · Kasie
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