Where does the name Casey come from?

Casey is a unisex name of Irish origin.

Is Casey a boy or a girl name?

Casey is used for both. In U.S. Social Security records, about 40% of children given the name Casey are girls and 60% are boys.

How popular is the name Casey in 2023?

Casey ranks #1047 for boys in the U.S. Social Security Administration's 2023 dataset. Its all-time U.S. peak was 1987 with 7,510 babies.

How do you pronounce Casey?

Casey is pronounced KAY-see (2 syllables).

What are common spellings of Casey?

Casey is also written as Kasey, Cacey, Kacey.

A name from Irish · Unisex

Casey

From the Irish surname Ó Cathasaigh meaning 'descendant of Cathasach' — from cathasach ('vigilant in war'). Adopted as a unisex given name in 20th-century America, in part thanks to the 1888 ballad 'Casey at the Bat'.

Compare

Popularity over time

A 135-year arc in numbers.

192,139 U.S. births recorded from 1888–2023.

Popularity · 1888–2023

1,296 births in 2023

1888 1955 2023

Babies named per year Peak year Most recent

Meaning

A name that means something.

CFrom the Irish surname Ó Cathasaigh meaning 'descendant of Cathasach' — from cathasach ('vigilant in war'). Adopted as a unisex given name in 20th-century America, in part thanks to the 1888 ballad 'Casey at the Bat'.

Variants & spellings

3 ways to spell "Casey".

Each transliteration carries a slightly different cultural fingerprint.

Kasey Most common Cacey Kacey

Famous bearers

People who carry the name Casey.

C
Casey Affleck (Oscar-winning actor)
C
Kasey Musgraves (country singer; variant)
C
Casey Stengel (Yankees manager)

Quick answers

People often ask about Casey.

What does the name Casey mean?: Casey means from the Irish surname Ó Cathasaigh meaning 'descendant of Cathasach' — from cathasach ('vigilant in war'). Adopted as a unisex given name in 20th-century America, in part thanks to the 1888 ballad 'Casey at the Bat'.
Where does the name Casey come from?: Casey is a unisex name of Irish origin.
Is Casey a boy or a girl name?: Casey is used for both. In U.S. Social Security records, about 40% of children given the name Casey are girls and 60% are boys.
How popular is the name Casey in 2023?: Casey ranks #1047 for boys in the U.S. Social Security Administration's 2023 dataset. Its all-time U.S. peak was 1987 with 7,510 babies.
How do you pronounce Casey?: Casey is pronounced KAY-see (2 syllables).
What are common spellings of Casey?: Casey is also written as Kasey, Cacey, Kacey.

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About this page

Popularity counts come from the U.S. Social Security Administration's national dataset. Meanings and origins are curated from etymological sources. If you spot an error, please let us know.