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