Unknown; possibly a modern variant of Kai or Bryce.
Kyce is a contemporary American invention with no singular established etymology. It likely emerged as a phonetic blend of popular sounds found in names like Kai, Bryce, or Jace, or as a creative variant of the surname-turned-firstname Case. Because of its modern roots, it is often chosen for its sleek, one-syllable sound rather than historical meaning.
Less common today
Kyce isn't in the latest US Top 1000. It last peaked at #1,685 in 2025.
US births per 5-year period, 1990βpresent (SSA data).