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 WWF Intercontinental Champion. An alumnus of the World Wrestling Federation and World Championship Wrestling, he was inducted to the WWE Hall of Fame in 2004.

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 WWF Intercontinental Champion. An alumnus of the World Wrestling Federation and World Championship Wrestling, he was inducted to the WWE Hall of Fame in 2004.

Personal Info

Known For Acting

Gender Male

Known Credits 33

Birthday 1951-09-20

Place of Birth Seattle, Washington, USA

Official Site -

Also Known As

  • -

Acting TV ShowsMovies

Timeline: The History of WWE 1985 as Himself
2016 The US Championship: A Legacy of Greatness
2015 Behind the Ropes: The Greatest Fraternity in the World as Himself
2015 At What Cost? Anatomy of Professional Wrestling as Himself
2006 WWE: History of the WWE Championship
2004 WWE Hall of Fame 2004
1997 WCW World War 3 1997 as Himself
1995 AWF Warriors of Wrestling (3 episodes)
1993 WWE Survivor Series 1993 as The Blue Knight
1993 WWE Raw (1 episode)
1992 WCW Beach Blast 1992 as Himself
1992 WCW WrestleWar 1992 as Himself
1992 WWE Royal Rumble 1992 as Himself
1991 WWE SummerSlam 1991 as Himself
1991 WWE U.K. Rampage 1991 as Himself
1991 WWE WrestleMania VII as Himself
1991 WWE Royal Rumble 1991 as Himself
1990 WWE Survivor Series 1990 as Himself
1990 WWF/AJPW/NJPW Wrestling Summit
1990 WWE Royal Rumble 1990 as Himself
1989 WWE Survivor Series 1989 as Himself
1989 WWE SummerSlam 1989 as Himself
1989 WWE WrestleMania V as Himself
1988 WWE Survivor Series 1988 as Greg "The Hammer" Valentine
1988 WWE WrestleMania IV as Greg "The Hammer" Valentine
1987 WWE Survivor Series 1987 as Greg "The Hammer" Valentine
1987 WWE WrestleMania III as Greg "The Hammer" Valentine
1986 WWE The Big Event as Greg "The Hammer" Valentine
1986 WWE WrestleMania II as Greg "The Hammer" Valentine
1985 Saturday Night's Main Event (41 episodes)
1985 WWE WrestleMania as Greg "The Hammer" Valentine
1984 WWE The Brawl to End it All as Greg "The Hammer" Valentine
1983 NWA Starrcade '83 as Himself

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