John Wisniski Jr.
Biography
John Wisniski, Jr. is an American professional wrestler, better known as Greg "The Hammer" Valentine. He is the son of wrestler Johnny Valentine. In the course of his career, which has spanned over four decades, Valentine has held more than 40 championships, including the NWA United States Heavyweight Championship and the WWE Intercontinental Championship. An alumnus of WWE and World Championship Wrestling, he was inducted to the WWE Hall of Fame in 2004.
Also Known As
Movie Appearances
WrestleMania
as Greg "The Hammer" Valentine
1985
WrestleMania II
as Greg "The Hammer" Valentine
1986
WWE WrestleMania III
as Greg "The Hammer" Valentine
1987
WWE WrestleMania V
as Greg "The Hammer" Valentine
1989
Battle of the WWE Superstars
as Greg Valentine
1990
WWE WrestleFest '91
as Greg "The Hammer" Valentine
1991
The British Bulldogs
as Greg Valentine
1986
WWE Hottest Matches
as Greg "The Hammer" Valentine
1990
WWE SuperTape: Volume 2
as Greg "The Hammer" Valentine
1990
WWE SuperTape: Volume 5
as Greg "The Hammer" Valentine
1992
Demolition: Witness the Power
as Greg "The Hammer" Valentine
1989
WWE Mega Matches
as Greg "The Hammer" Valentine
1991
WWE Rampage '91
as Greg "The Hammer" Valentine
1991
The Ultimate Warrior
as Greg "The Hammer" Valentine
1989
Ricky "The Dragon" Steamboat
as Greg "The Hammer" Valentine
1986
WWE WrestleMania VII
as Greg "The Hammer" Valentine
1991
WWE Royal Rumble 1991
as Greg "The Hammer" Valentine
1991
WWE Survivor Series 1990
as Greg "The Hammer" Valentine
1990
WWE SummerSlam 1991
as Greg "The Hammer" Valentine
1991
WWE Survivor Series 1993
as The Blue Knight
1993
TV Appearances
Biography: WWE Legends
as Greg "The Hammer" Valentine
2021
AWF Warriors of Wrestling
as Greg "The Hammer" Valentine
1995
WWE's Most Wanted Treasures
as Greg "The Hammer" Valentine
2021
Raw
as Greg "The Hammer" Valentine
1993
WWF Wrestling Challenge
as Greg Valentine
1986
All Elite Wrestling: Dynamite
as Greg Valentine
2019
WWE Saturday Night's Main Event
as Greg Valentine
1985
WWE Saturday Night's Main Event
1985
WWF Wrestling Challenge
as Greg "The Hammer" Valentine
1986
Undertaker: The Last Ride
as Greg Valentine (archive footage)
2020
WWF All-Star Wrestling
as Greg Valentine
1975
WWF All-Star Wrestling
as Greg 'The Hammer' Valentine
1975