Jonathon is a moderately popular boys' name in England & Wales, ranking #359 in 2001 with 68 recorded births. The name reached its all-time peak in 1996 with 190 births ranking #175. Since 1996, the popularity has decreased by 64.2%. In 2001, approximately 1 in every 4,233 boys born was named Jonathon. RISING Recent data shows the name is currently rising.