Here is a list from WWE.com of the potential candidites for the hall of fame.
Iron Sheik
Bob Backlund
Ted DiBiase
Ricky Steamboat
Bruno Sammartino
Road Warriors
Rick Rude
Paul Orndorf
Bret Hart
British Bulldog
Wendi Richter
Terry Funk
Yokozuna
Gordon Solie
Honky Tonk Man
Jimmy Hart
Dusty Rhodes
Curt Hennig
Owen Hart
Hollywood Hogan
Roddy Piper
Cowboy Bob Orton
Barry Windham
King Kong Bundy
They are only letting you pick one. Its quite hard to narrow it down from all these fine choices.
I went with Bret Hart though.
Here is the link if you wish to vote.
http://poll.wwe.com/hof/