Kayleb is a distinctive boys' name in United States, ranking #1163 in 2009 with 156 recorded births. The name reached its all-time peak in 2010 with 171 births ranking #1114. Since 1996, the popularity has increased by 721.1%. In 2009, approximately 1 in every 12,713 boys born was named Kayleb. FALLING Recent data shows the name is currently falling.