Johnthan is a distinctive boys' name in United States, ranking #11407 in 2013 with 6 recorded births. The name reached its all-time peak in 1996 with 20 births ranking #3471. Since 1996, the popularity has decreased by 70.0%. In 2013, approximately 1 in every 315,209 boys born was named Johnthan. FALLING Recent data shows the name is currently falling.