Dion is a distinctive boys' name in England & Wales, ranking #525 in 2005 with 51 recorded births. The name reached its all-time peak in 1999 with 103 births ranking #271. Since 1996, the popularity has decreased by 46.9%. In 2005, approximately 1 in every 6,068 boys born was named Dion. FALLING Recent data shows the name is currently falling.