Dagan is a distinctive boys' name in United States, ranking #2582 in 2000 with 36 recorded births. The name reached its all-time peak in 2003 with 58 births ranking #1990. Since 1996, the popularity has increased by 38.5%. In 2000, approximately 1 in every 54,554 boys born was named Dagan. FALLING Recent data shows the name is currently falling.