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 For
| Birth Location | Seattle, Washington, USA |
|---|---|
| Born | 1951-09-20 |
Movies
Midnight Massacre
as Caepio
2021
Chris Jericho's 30th Anniversary Celebration
as Greg "The Hammer" Valentine
2020
2019
WWE: The U.S. Championship: A Legacy of Greatness
as Greg 'The Hammer' Valentine (archive footage)
2016
2015
2015
WWE: 150 Best Pay-Per-View Matches, Vol 1
as Himself
2014
WWE: Starrcade - The Essential Collection
as Himself
2012
2011
2008
World Wrestling Legends: 6:05 - The Reunion
as Greg Valentine
2005
Heroes of Wrestling
as Greg "The Hammer" Valentine
1999
WCW World War 3 1997
as Greg "The Hammer" Valentine
1997
WWE Royal Rumble 1994
as Greg "The Hammer" Valentine
1994
WWE Survivor Series 1993
as The Blue Knight
1993
WCW Clash of The Champions XX: 20th Anniversary
as Greg "The Hammer" Valentine
1992
WCW Beach Blast
as Greg "The Hammer" Valentine
1992
WCW Wrestle War: WarGames
as Greg "The Hammer" Valentine
1992
WWE SuperTape '92
as Greg "The Hammer" Valentine
1992
WWE Royal Rumble 1992
as Greg "The Hammer" Valentine
1992
WWE Rampage '91
as Greg "The Hammer" Valentine
1991
WWE SummerSlam 1991
as Greg "The Hammer" Valentine
1991
WWE WrestleFest '91
as Greg "The Hammer" Valentine
1991
WWE U.K. Rampage 1991
as Greg "The Hammer" Valentine
1991
WWE Mega Matches
as Greg "The Hammer" Valentine
1991
WWE WrestleMania VII
as Greg "The Hammer" Valentine
1991
WWE Superstars & Stripes Forever: The March to WrestleMania VII
as Greg "The Hammer" Valentine
1991
WWE Royal Rumble 1991
as Greg "The Hammer" Valentine
1991
WWE Survivor Series 1990
as Greg "The Hammer" Valentine
1990
WWF Hottest Matches
as Greg "The Hammer" Valentine
1990
Battle of the WWE Superstars
as Greg Valentine
1990
WWF SuperTape vol. 2
as Greg "The Hammer" Valentine
1990
WWE The Ultimate Challenge Special: The March to WrestleMania VI
as Greg "The Hammer" Valentine
1990
WWE Royal Rumble 1990
as Greg "The Hammer" Valentine
1990
WWE Survivor Series 1989
as Greg "The Hammer" Valentine
1989
WWE SummerSlam 1989
as Greg Valentine
1989
The Best of the WWF: volume 20
as Greg "The Hammer" Valentine
1989
Fan Favorites
as Greg Valentine
1989
WWE Demolition
as Greg "The Hammer" Valentine
1989
The Ultimate Warrior
as Greg "The Hammer" Valentine
1989
WWE WrestleMania V
as Greg "The Hammer" Valentine
1989
WWE Royal Rumble 1989
as Greg "The Hammer" Valentine
1989
WWE Survivor Series 1988
as Greg "The Hammer" Valentine
1988
The Best of the WWF: volume 16 Around the World
as Greg "The Hammer" Valentine
1988
WWE WrestleMania IV
as Greg "The Hammer" Valentine
1988
The Best of the WWF: volume 14
as Greg "The Hammer" Valentine
1987
WWE Survivor Series 1987
as Greg Valentine
1987
The Best of the WWF: volume 11
as Greg "The Hammer" Valentine
1987
WWE WrestleMania III
as Greg "The Hammer" Valentine
1987
The Best of the WWF: volume 10
as Greg "The Hammer" Valentine
1987
Bob Uecker's Wacky World of Sports
as Greg "The Hammer" Valentine
1987
WWE's Inside the Steel Cage
as Greg 'The Hammer' Valentine
1986
The Best of the WWF: volume 9
as Greg "The Hammer" Valentine
1986
The British Bulldogs
as Greg Valentine
1986
WWE The Big Event
as Greg "The Hammer" Valentine
1986
The Best of the WWF: volume 7
as Greg "The Hammer" Valentine
1986
Ricky "The Dragon" Steamboat
as Greg "The Hammer" Valentine
1986
WrestleMania II
as Greg "The Hammer" Valentine
1986
Tag Team Champions
as Greg Valentine
1986
The Best of the WWF: volume 5
as Greg "The Hammer" Valentine
1986
The Best of the WWF: volume 4
as Greg "The Hammer" Valentine
1985
WrestleMania
as Greg "The Hammer" Valentine
1985
WWF Hulkamania 1
as Greg Valentine
1985
The WWF's Most Unusual Matches
as Greg 'The Hammer' Valentine
1985
WWE The Brawl to End it All
as Greg "The Hammer" Valentine
1984
NWA Boogie Jam
as Greg Valentine
1984
NWA Starrcade 1983
as Greg Valentine
1983
NWA The Race to Starrcade
as Greg Valentine
1983
NWA The Final Conflict
as Greg Valentine
1983
NWA Sam Muchnick Retirement Show
as Greg Valentine
1982
John Wisniski Jr. hasn't worked on any movies or TV shows