Kagan is a distinctive boys' name in United States, ranking #6486 in 2017 with 13 recorded births. The name reached its all-time peak in 2001 with 36 births ranking #2659. Since 1996, the popularity has decreased by 18.8%. In 2017, approximately 1 in every 142,332 boys born was named Kagan. FALLING Recent data shows the name is currently falling.