Likely a modern variation of Jamar, meaning handsome.
Kemar is a modern name primarily used in Jamaica and the Caribbean. It is widely considered a blend or variation of names like Jamar or Lamar, often associated with the Arabic root meaning 'moon' or 'handsome'.
Olympic gold medalist sprinter
Professional soccer player
Professional footballer
US births per 5-year period, 1990–present (SSA data).