The first name Casey
A unisex name meaning “descendant of (a person named) watchful”.
Pronounced /ˈkeɪsi/ 2 syllables Unisex Also a surname
Meaning and origin
Casey means “descendant of (a person named) watchful”.
Anglicisation of an Irish surname Ó Cathasaigh (literally “descendant of (a person named) Watchful”).
From Wiktionary (CC BY-SA 4.0).
Popularity
Babies registered in England and Wales, 1996–2025
In 2025, 267 boys were named Casey, making it the 188th most popular boys’ name. It peaked in 2007, with 463 births (#121).
Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Casey with other names.
Popularity in the United States
Babies named Casey at birth, 1880–2025
In 2025, 1,072 boys born in the United States were named Casey, the 320th most popular boys’ name that year. It was used most in 1990, when 4,134 were.
US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.
Nicknames and spellings
Famous people named Casey
46 on Wikidata, most written-about first
- Casey AffleckAmerican actor, born 1975
- Casey StonerAustralian former motorcycle racer, born 1985
- Casey DellacquaAustralian tennis player, born 1985
- Casey NeistatAmerican YouTube personality, filmmaker and entrepreneur (born 1981)
- Casey CalvertAmerican pornographic film actress (born 1989/1990)
- Casey StoneyEnglish association football player (born 1982)
- Casey WilsonAmerican actress and comedian, born 1980
- Casey CottAmerican actor, born 1992
- Casey KaufholdAmerican archer, born 2004
- Casey FitzRandolphAmerican speed skater, born 1974
- Casey KruegerAmerican soccer player, born 1990
- Casey SiemaszkoAmerican actor, born 1961
Questions
- What does the name Casey mean?
- Casey means “descendant of (a person named) watchful”.
- How popular is the name Casey?
- In 2025, 267 boys born in England and Wales were named Casey, ranking 188th. Its peak was 2007, with 463 births.
- Is Casey a boy's or a girl's name?
- Both. Of the 194,775 US babies named Casey since 1880, 40% were girls and 60% boys.
- When was Casey most popular?
- 1990 in the United States, when 4,134 babies were named Casey, its highest rank at 89th.
- How do you pronounce Casey?
- Casey is /ˈkeɪsi/, 2 syllables.
- What are other spellings of Casey?
- Kaycie, Kaycee, Kacie and Kacee.
- Is Casey also a surname?
- Yes. Casey is used as a surname as well as a first name; its surname page has the origin and how many people carry it.