Watchful, alert, or from the forest
Kaysey is a modern phonetic spelling variant of Casey. It likely derives from the Irish surname Ó Cathasaigh, meaning 'watchful' or 'vigilant', though some interpretations link it to the Greek name Cassia, meaning 'cinnamon' or 'from the forest'.
Less common today
Kaysey isn't in the latest US Top 1000. It last peaked at #5,886 in 1993.
US births per 5-year period, 1990–present (SSA data).
American collegiate softball player
