Kylah is a distinctive girls' name in United States, ranking #1150 in 2004 with 198 recorded births. The name reached its all-time peak in 2009 with 292 births ranking #921. Since 1996, the popularity has increased by 76.8%. In 2004, approximately 1 in every 9,273 girls born was named Kylah. FALLING Recent data shows the name is currently falling.