Dilan is a distinctive boys' name in England & Wales, ranking #678 in 2004 with 35 recorded births. This places Dilan in the top 14% of ranked UK boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2012 with 56 births ranking #625. Since 1996, the popularity has increased by 25.0%. In 2004, approximately 1 in every 8,814 boys born was named Dilan. STABLE Recent data shows the name is currently stable.