1. King of Syria, who, in alliance with Pekah king of Israel, made an attack upon Ahaz, king of Judah. Isaiah was sent to comfort Ahaz, but he asked the aid of Assyria, sending him silver and gold. Rezin was slain, Damascus made desolate, and the people carried into captivity (2 Kings 15:37; 2 Kings 16:5-9; Isa. 7:1-8; Isa. 8:6; Isa. 9:11).
2. Ancestor of some Nethinim who returned from exile (Ezra 2:48; Neh. 7:50).