Dillon is a moderately popular boys' name in England & Wales, ranking #485 in 2015 with 81 recorded births. This places Dillon in the top 8% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2004 with 283 births ranking #158. Since 1996, the popularity has decreased by 53.4%. In 2015, approximately 1 in every 4,114 boys born was named Dillon. STABLE Recent data shows the name is currently stable.