Watchful or alert; also a variant of Casey
Cayce is primarily an English surname-turned-given name. It is most often considered a phonetic spelling variant of Casey, which is derived from the Irish Gaelic surname Γ Cathasaigh, meaning descendant of Cathasach. The root word 'cathasach' translates to watchful or vigilant.
Less common today
Cayce isn't in the latest US Top 1000. It last peaked at #2,867 in 1990.
US births per 5-year period, 1990βpresent (SSA data).
Famous American psychic and clairvoyant
The protagonist and marketing consultant with a sensitivity to logos Β· Pattern Recognition by William Gibson