Dagan is a distinctive boys' name in United States, ranking #5528 in 2014 with 16 recorded births. The name reached its all-time peak in 2003 with 58 births ranking #1990. Since 1996, the popularity has decreased by 38.5%. In 2014, approximately 1 in every 120,027 boys born was named Dagan. FALLING Recent data shows the name is currently falling.