Keegan is a distinctive girls' name in United States, ranking #2010 in 1997 with 71 recorded births. The name reached its all-time peak in 2007 with 181 births ranking #1348. Since 1996, the popularity has decreased by 10.1%. In 1997, approximately 1 in every 24,516 girls born was named Keegan. FALLING Recent data shows the name is currently falling.