Dion is a moderately popular boys' name in England & Wales, ranking #337 in 2003 with 81 recorded births. The name reached its all-time peak in 1999 with 103 births ranking #271. Since 1996, the popularity has decreased by 15.6%. In 2003, approximately 1 in every 3,698 boys born was named Dion. FALLING Recent data shows the name is currently falling.