Jonthan is a distinctive boys' name in United States, ranking #6406 in 2005 with 12 recorded births. The name reached its all-time peak in 1999 with 19 births ranking #3907. Since 1996, the popularity has decreased by 25.0%. In 2005, approximately 1 in every 166,429 boys born was named Jonthan. RISING Recent data shows the name is currently rising.