John Wisniski Jr.
Born September 20, 1951 · Seattle, Washington, USA
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.
Notable Appearances
Movies
More Movies
WWE Royal Rumble 1990
WWE Funniest Moments
Brutus "The Barber" Beefcake
The Greatest Wrestling Stars of the '80s
WWE Royal Rumble 1994
WWE: The History Of The WWE Championship
WWE Survivor Series 1990
WWE Survivor Series 1989
WWE: The U.S. Championship: A Legacy of Greatness
WWE Royal Rumble 1992
Chris Jericho's 30th Anniversary Celebration
Tag Team Champions
WWE Royal Rumble 1991
WWE Royal Rumble 1989
WWE Survivor Series 1987
WrestleMania II
The Best of the WWF: volume 16 Around the World
WWE Survivor Series 1993
WWE Survivor Series 1988
WWE SuperTape: Volume 2
WWE WrestleMania IV
WWE WrestleMania VII
WWE WrestleMania III
WWE: Starrcade - The Essential Collection
The Best of the WWF: volume 14
The WWF's Amazing Managers
WWE WrestleMania V
WWE SummerSlam 1991
WCW Clash of The Champions XX: 20th Anniversary
Bob Uecker's Wacky World of Sports
WWE: The History Of The Intercontinental Championship
Ricky "The Dragon" Steamboat
WWF/AJPW/NJPW Wrestling Summit
WWE U.K. Rampage 1991
Wrestling's Most Embarrassing Moments
WrestleMania
The Best of the WWF: volume 5
WCW World War 3 1997
WWE The Big Event
The Best of the WWF: volume 20
Midnight Massacre
WWE Superstars & Stripes Forever: The March to WrestleMania VII
WWE Hall of Fame 2004
WWE The Brawl to End it All
WWE Grudge Match
WWE SummerSlam 1989
WCW Beach Blast
The Best of the WWF: volume 10
At What Cost? Anatomy of Professional Wrestling
Demolition: Witness the Power
The Best of the WWF: volume 9
Most Unusual Matches
The Best of the WWF: volume 4
The Best of the WWF: volume 7
WWE The Ultimate Challenge Special: The March to WrestleMania VI
WWE Rampage '91
350 Days
Battle of the WWE Superstars
NWA Starrcade 1983
The Best of the WWF: volume 11
The British Bulldogs
The Immortal Hulk Hogan
Behind the Ropes: The Greatest Fraternity in the World
WWE Mega Matches
NWA Boogie Jam
Timeline The History of WWE – 1985 – As Told By Greg Valentine
Heroes of Wrestling
Fan Favorites
