Kalub is a distinctive boys' name in United States, ranking #7883 in 2018 with 10 recorded births. The name reached its all-time peak in 2002 with 48 births ranking #2210. Since 1996, the popularity has decreased by 56.5%. In 2018, approximately 1 in every 181,547 boys born was named Kalub. FALLING Recent data shows the name is currently falling.