Calab is a distinctive boys' name in United States, ranking #7672 in 2010 with 10 recorded births. The name reached its all-time peak in 2007 with 26 births ranking #3915. Since 1996, the popularity has decreased by 41.2%. In 2010, approximately 1 in every 191,841 boys born was named Calab. FALLING Recent data shows the name is currently falling.