I am not good with singers so i know i'm gonna miss someone and put someone who doesn't deserve it. The following are in no order.
Rob Halford
of Judas Priest
Axl
of Guns n' Roses
Ozzy Osbourne
of Black Sabbath and Ozzy Osbourne
Robert Plant
of Led Zeppelin
Sebastian Bach
of Skid Row
Bruce Dickinson
of Iron Maiden
Ian Gillian
of Deep Purple
Paul Stanley
of Kiss
Geddy Lee
of Rush
Elvis Presley
of Elvis Presley
Dio
of Black Sabbath and Dio
hope you enjoyed this and agreed, once again this is in no order hence the lack of numbers. However if you asked me my vote would be for Rob Halford as #1