Keegan is a distinctive girls' name in England & Wales, ranking #3594 in 2003 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 2003, approximately 1 in every 69,667 girls born was named Keegan. FALLING Recent data shows the name is currently falling.