Jonny is a moderately popular boys' name in England & Wales, ranking #391 in 2004 with 72 recorded births. The name reached its all-time peak in 2004 with 72 births ranking #391. Since 1996, the popularity has increased by 1,100.0%. In 2004, approximately 1 in every 4,285 boys born was named Jonny. FALLING Recent data shows the name is currently falling.