Kayleb is a distinctive boys' name in United States, ranking #1853 in 2001 with 60 recorded births. The name reached its all-time peak in 2010 with 171 births ranking #1114. Since 1996, the popularity has increased by 215.8%. In 2001, approximately 1 in every 32,381 boys born was named Kayleb. FALLING Recent data shows the name is currently falling.