What does Kayleb mean?
Kayleb /kay-leb/ as a boys' name. Kayleb's name origin is Hebrew, and the name Kayleb means "faith, devotion, whole hearted". Kayleb is an alternate spelling of Caleb (Hebrew): anglicized transcription of Kaleb. Compare last name Kalb.
How popular is Kayleb?
Kayleb is a rare first name for males. Kayleb is also a unique surname for both adults and children. (2000 U.S. Census)
Below is a graphed comparison of the usage of Kayleb and affiliated names. Prominent alternative forms of Kayleb (not ranked) are Cal, Cale, Caleb (#35 2 years ago) and Kaleb (#147). Other variants, like Cayleb, are seldom used. These forms of Kayleb were popular in 2008 (usage of 0.5568%) and are somewhat less common today (usage 0.4545%, ▼18.4%), with the forms Cal and Cale becoming less stylish. Caleb is the clear favorite, although Kaleb seems to be gaining favor too. (Top 1000 Birth Names Statistics, 2014)