Kayleb is a distinctive boys' name in United States, ranking #1114 in 2010 with 171 recorded births. This places Kayleb in the top 8% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2010 with 171 births ranking #1114. Since 1996, the popularity has increased by 800.0%. In 2010, approximately 1 in every 11,219 boys born was named Kayleb. FALLING Recent data shows the name is currently falling.