Kayleb is a distinctive boys' name in United States, ranking #1708 in 2003 with 72 recorded births. The name reached its all-time peak in 2010 with 171 births ranking #1114. Since 1996, the popularity has increased by 278.9%. In 2003, approximately 1 in every 27,434 boys born was named Kayleb. FALLING Recent data shows the name is currently falling.