Keagen is a distinctive boys' name in United States, ranking #1920 in 2007 with 74 recorded births. The name reached its all-time peak in 2008 with 90 births ranking #1697. Since 1996, the popularity has increased by 572.7%. In 2007, approximately 1 in every 28,044 boys born was named Keagen. FALLING Recent data shows the name is currently falling.