Dagan is a distinctive boys' name in United States, ranking #2196 in 2004 with 53 recorded births. The name reached its all-time peak in 2003 with 58 births ranking #1990. Since 1996, the popularity has increased by 103.8%. In 2004, approximately 1 in every 37,449 boys born was named Dagan. FALLING Recent data shows the name is currently falling.