For me, Iron Maiden's
Voice will be forever Bruce Dickinson.
I like Di'Anno and Bayley does some very interesting things in his solo career but Dickinson, he has THE voice! Not technically but he has a fucking feeling from Hallowed Be Thy Name to The Talisman.
Top 2013 :
In Vain : Aenigma
Scarred : Gaia/Medea
Steven Wilson : Grace For