Dagon is mentioned 7 times in scripture, across 3 books of the Old Testament. First named in scripture around 1141 BC.
Little fish; diminutive from dag = a fish, the fish-god; the national god of the Philistines (Judg. 16:23). This idol had the body of a fish with the head and hands of a man. It was an Assyrio-Babylonian deity, the worship of which was introduced among the Philistines through Chaldea. The most famous of the temples of Dagon were at Gaza (Judg. 16:23-30) and Ashdod (1 Sam. 5:1-7).