Caysey

Caysey is a modern feminine spelling variation of Casey, a name with Irish origins derived from the surname Ó Cathasaigh, meaning 'vigilant' or 'watchful.' This particular spelling with 'ay' adds a distinctive touch to the traditional name while maintaining its pronunciation. The name gained popularity in the late 20th century as part of the trend toward using surnames as first names. Caysey carries a friendly, approachable quality with its soft sounds while the unique spelling gives it individuality. Though less common than the standard Casey, this variation appeals to parents seeking a familiar name with a personalized twist. The gender-neutral nature of Caysey makes it versatile, though it's more frequently given to girls in recent years.

Caysey is also given to boys.

Pronounced KAY-see.

As of October 2026, Caysey ranked #10615 in US births in 2000 SSA.