BabyNameLens · Girl names · Boy names
“Variant of Casey — Watchful, vigilant” — Irish Gaelic origin
Boy's name · #1155 in the US (2025) · 2020s
Kacey is near its high-water mark: it reached #997 in 2021 and still ranked #1155 in 2025. About 3,300 boys have carried it since 1965. In Mississippi and Louisiana it runs 3–7× its national rate. Kacey is split almost evenly between girls and boys among recent newborns.
Around the world: about 1 in 4,100 boys in Canada (2024) · about 1 in 17,000 boys in England & Wales (2025).
Appears in 2020-2025 birth records of 19 states. See the full state-by-state map on this page.
Among 32 notable people named Kacey:
Entertainers appear 3.02× more often than among typical names — e.g. Kacey Mottet-Klein, Swiss actor.
Similar names: Kasey · Mael · Kace · Makhi · Kendrix · Kye
Browse more boy names — popularity, trends and eras for 5,700+ American names, free.