John Wisniski Jr.
Acting
1951-09-20
Seattle, Washington, USA
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.
Known For65
HD
NWA The Final Conflict
1983Movie
HD
WWE SuperTape: Volume 5
1992Movie
HD
WWE Hottest Matches
1990Movie
HD
Macho Madness
1988Movie
HD
WWF Hulkamania 1
1985Movie
HD
Inside the Steel Cage
1986Movie
HD
WWE Funniest Moments
1991Movie
HD
7.3
WWE WrestleMania III
1987Movie
HD
7.8
WWE Survivor Series 1989
1989Movie
HD
7.8
The Greatest Wrestling Stars of the '80s
2005Movie
HD
WWE WrestleFest '91
1991Movie
HD
Midnight Massacre
2025Movie
HD
7.3
WWE WrestleMania VII
1991Movie
HD
WWE Grudge Match
1986Movie
HD
7.7
WWE Survivor Series 1990
1990Movie
HD
5.8
WWE Royal Rumble 1989
1989Movie
HD
8.2
WWE Survivor Series 1988
1988Movie
HD
6.0
WCW WrestleWar 1992
1992Movie
HD
6.7
WWE SummerSlam 1989
1989Movie
HD
6.6
WrestleMania
1985Movie
HD
7.1
WWE Royal Rumble 1991
1991Movie
HD
8.4
WWE Survivor Series 1987
1987Movie
HD
7.2
WWE WrestleMania IV
1988Movie
HD
6.9
WWE Royal Rumble 1992
1992Movie
HD
7.7
WWE SummerSlam 1991
1991Movie
HD
Tag Team Champions
1986Movie
HD
7.5
WCW World War 3 1997
1997Movie
HD
6.2
WWE Survivor Series 1993
1993Movie
HD
10.0
WWE The Brawl to End it All
1984Movie
HD
6.1
WWE Royal Rumble 1990
1990Movie
HD
Brutus "The Barber" Beefcake
1988Movie
HD
The Best of the WWF: volume 4
1985Movie
HD
7.3
WWE: The History Of The Intercontinental Championship
2008Movie
HD
Demolition: Witness the Power
1989Movie
HD
9.0
Most Unusual Matches
1985Movie
HD
6.4
WrestleMania II
1986Movie
HD
WWE SuperTape: Volume 2
1990Movie
HD
The Ultimate Warrior
1989Movie
HD
10.0
Wrestling's Most Embarrassing Moments
1987Movie
HD
The Best of the WWF: volume 9
1986Movie
HD
WWE Rampage '91
1991Movie
HD
The Best of the WWF: volume 20
1989Movie
HD
Fan Favorites
1989Movie
HD
6.9
WWE Royal Rumble 1994
1994Movie
HD
8.0
WWE The Big Event
1986Movie
HD
WWF/AJPW/NJPW Wrestling Summit
1990Movie
HD
7.3
WWE WrestleMania V
1989Movie
HD
7.3
NWA Starrcade 1983
1983Movie
HD
The Best of the WWF: volume 11
1987Movie
HD
Wrestling Superheroes
1990Movie
HD
The WWF's Amazing Managers
1985Movie
HD
6.0
WWE U.K. Rampage 1991
1991Movie
HD
The Best of the WWF: volume 5
1986Movie
HD
The Best of the WWF: volume 14
1987Movie
HD
10.0
Ricky "The Dragon" Steamboat
1986Movie
HD
10.0
At What Cost? Anatomy of Professional Wrestling
2015Movie
HD
WCW Clash of The Champions XX: 20th Anniversary
1992Movie
HD
The Best of the WWF: volume 7
1986Movie
HD
8.0
WCW Beach Blast
1992Movie
HD
The Best of the WWF: volume 10
1987Movie
HD
WWE Superstars & Stripes Forever: The March to WrestleMania VII
1991Movie
HD
WWE Mega Matches
1991Movie
HD
4.0
The British Bulldogs
1986Movie
HD
The Best of the WWF: volume 16 Around the World
1988Movie
HD
NWA Boogie Jam
1984Movie
