Dillon is a moderately popular boys' name in England & Wales, ranking #305 in 2011 with 146 recorded births. The name reached its all-time peak in 2004 with 283 births ranking #158. Since 1996, the popularity has decreased by 16.1%. In 2011, approximately 1 in every 2,369 boys born was named Dillon. STABLE Recent data shows the name is currently stable.