Jonthan is a distinctive boys' name in United States, ranking #5555 in 2002 with 13 recorded births. The name reached its all-time peak in 1999 with 19 births ranking #3907. Since 1996, the popularity has decreased by 18.8%. In 2002, approximately 1 in every 149,344 boys born was named Jonthan. RISING Recent data shows the name is currently rising.