Int. Standard Bible Encyclopedia REGEM re'-gem (reghem, "friend" (?)): A Calebite, the son of Jahdai (1 Chronicles 2:47), mentioned as the eponym of a Calebite family or clan.

Multi-Version Concordance Regem (2 Occurrences) 1 Chronicles 2:47 The sons of Jahdai: Regem, and Jothan, and Geshan, and Pelet, and Ephah, and Shaaph. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV) Zechariah 7:2 The people of Bethel sent Sharezer and Regem Melech, and their men, to entreat Yahweh's favor, (WEB KJV JPS ASV BBE DBY WBS YLT NAS NIV)