Alun is a distinctive boys' name in England & Wales, ranking #1052 in 1997 with 13 recorded births. This places Alun in the top 28% of ranked UK boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 13 births ranking #1052. In 1997, approximately 1 in every 24,188 boys born was named Alun. RISING Recent data shows the name is currently rising.