Origin:Irish
Popularity:12179
Meaning:alert, watchful
Casy as a girl's name is a variant of Casey (Irish, Gaelic) and Cassie (English); the meaning of Casy is "alert, watchful".
On This Page:

Popularity Trend Chart

Roll over the visual for detailed rankings by year.
Girl
Boy

Source: Social Security Administration

Related Baby Names Lists

Check out these related baby names lists to discover more baby boy and baby girl names and meanings.
Not sure you have the perfect name? Search to add more baby names to your My Favorites list.