Hebrew kelev, "dog", or kal lev, "whole heart" — dog; whole-hearted. One of only two spies who urged Israel to enter Canaan, and one of two of his generation allowed in.
Caleb ranks 58th among American boys in 2025, with 5,217 born that year. Its best year was 2002, when 11,684 babies were given the name, ranking 35th. The typical living American called Caleb is about 20 years old today. It is relatively most common in District of Columbia, where it accounts for 0.40% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.