Jonadab is a distinctive boys' name in United States, ranking #13258 in 2011 with 5 recorded births. The name reached its all-time peak in 1996 with 6 births ranking #8419. Since 1996, the popularity has decreased by 16.7%. In 2011, approximately 1 in every 379,798 boys born was named Jonadab. FALLING Recent data shows the name is currently falling.