Kylah is a distinctive girls' name in United States, ranking #1373 in 2001 with 139 recorded births. The name reached its all-time peak in 2009 with 292 births ranking #921. Since 1996, the popularity has increased by 24.1%. In 2001, approximately 1 in every 12,954 girls born was named Kylah. FALLING Recent data shows the name is currently falling.