Jonathon is a moderately popular boys' name in England & Wales, ranking #437 in 2003 with 58 recorded births. The name reached its all-time peak in 1996 with 190 births ranking #175. Since 1996, the popularity has decreased by 69.5%. In 2003, approximately 1 in every 5,164 boys born was named Jonathon. RISING Recent data shows the name is currently rising.