Greg Allman - (70/100)  Born December 8th, 1947  Key Tracks &quot;Midnight Rider,&quot; &quot;Whipping Post&quot;  Influenced Ronnie Van Zant, Warren Haynes, Darius Rucker    Read more: http://www.rollingstone.com/music/lists/100-greatest-singers-of-all-time-19691231/gregg-allman-20101202#ixzz2W5ObZ2M3  Follow us: @Rolling Stone on Twitter | RollingStone on Facebook