Johnathon is a moderately popular boys' name in United States, ranking #406 in 2001 with 616 recorded births. The name reached its all-time peak in 1996 with 871 births ranking #302. Since 1996, the popularity has decreased by 29.3%. In 2001, approximately 1 in every 3,154 boys born was named Johnathon. STABLE Recent data shows the name is currently stable.