Dilan is a distinctive boys' name in England & Wales, ranking #807 in 2015 with 39 recorded births. The name reached its all-time peak in 2012 with 56 births ranking #625. Since 1996, the popularity has increased by 39.3%. In 2015, approximately 1 in every 8,544 boys born was named Dilan. STABLE Recent data shows the name is currently stable.