Janathan is a distinctive boys' name in United States, ranking #5697 in 2005 with 14 recorded births. The name reached its all-time peak in 1998 with 15 births ranking #4502. Since 1996, the popularity has increased by 40.0%. In 2005, approximately 1 in every 142,653 boys born was named Janathan. RISING Recent data shows the name is currently rising.