Slender or fair
Caily is a modern phonetic spelling of the Irish name Kaylee or Caillaí. It is derived from the Gaelic word 'caol', which translates to slender, or 'cailín', meaning girl.
Fewer than 5 girls were named Caily in 2025.
US births per 5-year period, 1990–present (SSA data).
