Casey

Casey is a Irish boy's name. An Irish surname meaning "vigilant" or "watchful". Its friendly sound has an approachable quality that works for any gender.

How popular is Casey in the United States?

In 2024, 1,096 boys in the United States were named Casey, making it the 310th most popular boy's name that year.

It has climbed sharply, from 532nd a decade earlier.

Its busiest year on record was 1987, with 7,508 births.

Records for Casey go back to 1888, and 193,458 babies have been given the name since.

What Casey means and where it comes from

An Irish surname meaning "vigilant" or "watchful". Its friendly sound has an approachable quality that works for any gender.

Casey is of Irish origin, described as modern in style.

Is Casey a boy's or a girl's name?

In 2024, Casey went to 236 girls and 1,096 boys — 82% boys.

That makes it genuinely unisex, leaning male.

Shorter names that share the opening of Casey

  • Case

Each of these is a name in its own right in the 2024 US data, given to at least 100 babies that year.

Sibling name ideas for Casey

Names of the same origin for a sister, most common first.

Frequently asked questions

What does the name Casey mean?

An Irish surname meaning "vigilant" or "watchful". Its friendly sound has an approachable quality that works for any gender.

Where does the name Casey come from?

Casey is of Irish origin, and is usually described as modern in style.

How popular is Casey in the United States?

In 2024, 1,096 boys in the United States were named Casey, making it the 310th most popular boy's name that year.

Is Casey a boy's or a girl's name?

In 2024, Casey went to 236 girls and 1,096 boys — 82% boys. That makes it genuinely unisex, leaning male.

What are the short forms of Casey?

Case is a shorter name in current US use that share the opening of Casey.

Lists Casey appears on

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