Keegan is a distinctive girls' name in United States, ranking #1796 in 2005 with 109 recorded births. The name reached its all-time peak in 2007 with 181 births ranking #1348. Since 1996, the popularity has increased by 38.0%. In 2005, approximately 1 in every 16,951 girls born was named Keegan. FALLING Recent data shows the name is currently falling.