There are at least 2 artists named Dion:
1) Dion DiMucci, 1960s American singer
2) Dion, Australian rapper and member of 1Team
1. Dion Francis DiMucci (b July 18, 1939), better known as Dion, is an American singer-songwriter now widely recognized as one of the top vocalists of his era, blending the best elements of doo-wop, traditional pop, and rnb styles, as well as a forerunner in the development of rock and roll.
Early years
Dion was born in Bronx borough of New York City. . Popular albums include "Runaround Sue".