Johnathon is a moderately popular boys' name in United States, ranking #471 in 2003 with 533 recorded births. The name reached its all-time peak in 1996 with 871 births ranking #302. Since 1996, the popularity has decreased by 38.8%. In 2003, approximately 1 in every 3,706 boys born was named Johnathon. STABLE Recent data shows the name is currently stable.