US Popularity Rank: 23450

Origin: Gaelic

Meaning: Vigilant, watchful; Brave

Baby's eyes will fill with wonder as they take in the world around them, and Cayse celebrates their curious side. This gender-neutral name is an alternate spelling of Casey, hailing from the Irish surname Ó Cathasaigh. Cayse derives its meaning from the Gaelic word cathasach, which translates to "vigilant," "watchful," or "brave," reflecting your little one's perceptive nature.