Kaileb is a distinctive boys' name in United States, ranking #6811 in 1999 with 9 recorded births. This places Kaileb in the bottom 41% 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. Since 1996, the popularity has increased by 28.6%. In 1999, approximately 1 in every 213,343 boys born was named Kaileb. FALLING Recent data shows the name is currently falling.