Kaileb is a distinctive boys' name in United States, ranking #7544 in 1996 with 7 recorded births. This places Kaileb in the bottom 28% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 60 births ranking #2215. In 1996, approximately 1 in every 270,605 boys born was named Kaileb. FALLING Recent data shows the name is currently falling.