Keegan is a distinctive girls' name in England & Wales, ranking #3142 in 1998 with 4 recorded births. The name reached its all-time peak in 1997 with 9 births ranking #1802. Since 1996, the popularity has decreased by 20.0%. In 1998, approximately 1 in every 72,293 girls born was named Keegan. FALLING Recent data shows the name is currently falling.