Jonathon is a moderately popular boys' name in United States, ranking #270 in 2002 with 1,160 recorded births. The name reached its all-time peak in 1996 with 1,972 births ranking #171. Since 1996, the popularity has decreased by 41.2%. In 2002, approximately 1 in every 1,674 boys born was named Jonathon. FALLING Recent data shows the name is currently falling.