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Casey is a name that is used for both baby boys and girls and has many various spellings. It is fun and informal, and it feels like a nickname, but it's actually been a given name since at least 1900. The name reached the height of its popularity during the 1980s when it became a top 100 baby name. However, a popular folk song and poem helped put it on the map during the early 20th century.

Meaning of the name Casey:

Irish: Vigilant, watchful

Origin of the name Casey:

The baby name Casey is derived from the old Irish-Gaelic surname O'Cathasaigh, which means a descendent of Cathasach. Cathasach means “vigilant” or “watchful.”

Symbolism of the name Casey:

The name Casey means “vigilant” or “watchful,” but it was also associated with war.

Baby name: Casey

Style of the name Casey:


Gender of the name Casey:

Casey is a great name for both boys and girls.

Pronunciation of the name Casey:


Number of syllables in the name Casey:


Emotion evoked from the name Casey:

The baby name Casey evokes images of someone who is upbeat, outgoing and athletic.

Alternative spellings for the name Casey:

  • Kasey 
  • Kaci
  • Kacee
  • Caysey
  • Kaysey
  • Casie
  • Kasie 
  • Kacy
  • Kayci
  • Caicey

Nicknames for the name Casey:

Popularity of the name Casey:

For boys, Casey has been on and off the list of the top 1,000 baby names in the United States since 1900. In 2020, it ranked at number 521, according to the Social Security Administration. For girls, it first made the list in 1967. It last ranked in 2019 at number 897.

Related names for the name Casey:

Great middle names for Casey and their meanings:

Middle names for boys:

Middle names for girls:

Famous people with the name Casey:

  • Casey Affleck (actor)
  • Casey Wilson (actress)
  • Casey Toohill (football player)
  • Casey Stengel (baseball player)
  • Casey Jones (railroad engineer)
  • Casey Kasem (radio DJ)

Caseys in popular culture:

  • Casey Connor (character in the movie “The Faculty”)
  • Casey Gardner (character on the TV show “Atypical”)
  • Casey Rhodes (character on the TV show “Power Rangers Jungle Fury”)
  • Casey Kelso (character on the TV show “That 70's Show”)
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