Updated June 9, 2019 Share: Boy name origins & meanings Latin : Merciful Boy name variations Clement Clements Clemens Clemmons Clem Clemendo Clemente Clementino Clementius Clemmie Clemmy Klemens Klement Klementos Kliment How Popular Is The Name Clemon Family name origins & meanings English : probably from a variant of the personal name Clement.Perhaps a reduced form of Scottish and northern Irish McClymont.