Kayleb is a distinctive boys' name in United States, ranking #1664 in 2004 with 78 recorded births. The name reached its all-time peak in 2010 with 171 births ranking #1114. Since 1996, the popularity has increased by 310.5%. In 2004, approximately 1 in every 25,446 boys born was named Kayleb. FALLING Recent data shows the name is currently falling.