Watchful or alert
Kasye is a modern phonetic variant of the name Casey. It derives from the Irish surname Ó Cathasaigh, which means descendant of Cathasach, a personal name signifying vigilance or wakefulness.
Less common today
Kasye isn't in the latest US Top 1000. It last peaked at #3,511 in 2025.
US births per 5-year period, 1990–present (SSA data).
