Kylah is a distinctive girls' name in United States, ranking #1341 in 2000 with 141 recorded births. The name reached its all-time peak in 2009 with 292 births ranking #921. Since 1996, the popularity has increased by 25.9%. In 2000, approximately 1 in every 12,879 girls born was named Kylah. FALLING Recent data shows the name is currently falling.