Keisy is a girl name with roots in Spanish and Irish culture. A Latin American spelling of Kacey/Casey, from the Irish surname Ó Cathasaigh, often glossed 'vigilant'.
The numerology number for Keisy is 3, reflecting the personality traits and characteristics associated with this name.
Origin : spanish, irish
Gender : girl
Numerology : 3
Syllables : 2
Last updated 23 October 2026 · How we research names · Report a mistake
In numerology, the name Keisy reduces to the number 3, which is most often linked to creativity, expression, optimism. A person carrying this vibration is usually expressive and socially warm - drawn to art, performance, conversation, and any setting where ideas can be shared with energy.
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Names starting with K
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