Unknown; possibly a modern variation of Elise or Kelis
Kelyse is a modern American name with no singular established etymology. It likely functions as a creative blend, potentially combining the 'Ke-' prefix with the name Elise, or serving as a phonetic variant of the name Kelis. Because of its recent emergence, it lacks a traditional historical background.
Fewer than 5 girls were named Kelyse in 2025.
US births per 5-year period, 1990–present (SSA data).