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
WWE: The U.S. Championship: A Legacy of Greatness
WWE: The History Of The WWE Championship
The Greatest Wrestling Stars of the '80s
WWE Survivor Series 1987
Inside the Steel Cage
WWE: The History Of The Intercontinental Championship
WrestleMania II
WWE SuperTape: Volume 5
WWE Royal Rumble 1992
WWE Survivor Series 1990
More Movies
WWE Royal Rumble 1989
WWE Survivor Series 1989
WWE Survivor Series 1988
WWE Royal Rumble 1991
WWE WrestleMania III
WWE Survivor Series 1993
NWA The Final Conflict
WWE Royal Rumble 1990
WCW Clash of The Champions XX: 20th Anniversary
The Best of the WWF: volume 20
Demolition: Witness the Power
WWE SummerSlam 1989
WWE SuperTape: Volume 2
WWE Hall of Fame 2004
The Best of the WWF: volume 11
WCW World War 3 1997
WWE Superstars & Stripes Forever: The March to WrestleMania VII
Chris Jericho's 30th Anniversary Celebration
WWE Royal Rumble 1994
WWE WrestleMania VII
WWE The Big Event
The Best of the WWF: volume 5
WWF/AJPW/NJPW Wrestling Summit
Ricky "The Dragon" Steamboat
WrestleMania
Bob Uecker's Wacky World of Sports
The WWF's Amazing Managers
The Best of the WWF: volume 10
WWE: Starrcade - The Essential Collection
The Best of the WWF: volume 7
WWE The Ultimate Challenge Special: The March to WrestleMania VI
Brutus "The Barber" Beefcake
WWE The Brawl to End it All
WWE U.K. Rampage 1991
The Best of the WWF: volume 16 Around the World
Headstrong
The Best of the WWF: volume 9
The Best of the WWF: volume 14
At What Cost? Anatomy of Professional Wrestling
Wrestling's Most Embarrassing Moments
WWE SummerSlam 1991
Battle of the WWE Superstars
WWE WrestleMania IV
WWE Hottest Matches
The Best of the WWF: volume 4
WCW WrestleWar 1992
Most Unusual Matches
WWE WrestleMania V
WWE WrestleFest '91
Macho Madness
Midnight Massacre
WCW Beach Blast
WWE Rampage '91
WWE Funniest Moments
NWA Starrcade 1983
NWA Boogie Jam
Tag Team Champions
WWF Hulkamania 1
WWE Grudge Match
WWE Mega Matches
The Ultimate Warrior
350 Days
The Immortal Hulk Hogan
Wrestling Superheroes
Heroes of Wrestling
Fan Favorites
The British Bulldogs
Behind the Ropes: The Greatest Fraternity in the World
