Keegan is a distinctive girls' name in England & Wales, ranking #5201 in 2007 with 3 recorded births. The name reached its all-time peak in 1997 with 9 births ranking #1802. Since 1996, the popularity has decreased by 40.0%. In 2007, approximately 1 in every 102,038 girls born was named Keegan. FALLING Recent data shows the name is currently falling.