Jaccob is a distinctive boys' name in United States, ranking #5397 in 2005 with 15 recorded births. The name reached its all-time peak in 1996 with 34 births ranking #2353. Since 1996, the popularity has decreased by 55.9%. In 2005, approximately 1 in every 133,143 boys born was named Jaccob. FALLING Recent data shows the name is currently falling.