Keegan is a distinctive girls' name in United States, ranking #1715 in 2009 with 129 recorded births. The name reached its all-time peak in 2007 with 181 births ranking #1348. Since 1996, the popularity has increased by 63.3%. In 2009, approximately 1 in every 14,239 girls born was named Keegan. FALLING Recent data shows the name is currently falling.