Calab is a distinctive boys' name in United States, ranking #10862 in 2006 with 6 recorded births. The name reached its all-time peak in 2007 with 26 births ranking #3915. Since 1996, the popularity has decreased by 64.7%. In 2006, approximately 1 in every 342,520 boys born was named Calab. FALLING Recent data shows the name is currently falling.