John Wisniski Jr.

John Wisniski Jr.

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.

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Known For

Raw

Raw

1993 • as Greg "The Hammer" Valentine

WWF Wrestling Challenge

WWF Wrestling Challenge

1986 • as Greg Valentine

All Elite Wrestling: Dynamite

All Elite Wrestling: Dynamite

2019 • as Greg Valentine

WWE WrestleFest '91

WWE WrestleFest '91

1991 • as Greg "The Hammer" Valentine

Saturday Night's Main Event

Saturday Night's Main Event

1985 • as Greg Valentine

Saturday Night's Main Event

Saturday Night's Main Event

1985

Filmography

2021

Midnight Massacre
Midnight Massacre
as Caepio
Movie - Released: 12/12/2021
Biography: 'Rowdy' Roddy Piper
Biography: 'Rowdy' Roddy Piper
as Self
Movie - Released: 4/25/2021
Biography: WWE Legends
Biography: WWE Legends
as Greg "The Hammer" Valentine
TV - Released: 4/18/2021
WWE's Most Wanted Treasures
WWE's Most Wanted Treasures
as Greg "The Hammer" Valentine
TV - Released: 4/18/2021

2020

Chris Jericho's 30th Anniversary Celebration
Chris Jericho's 30th Anniversary Celebration
as Greg "The Hammer" Valentine
Movie - Released: 10/7/2020

2019

350 Days
350 Days
as Self
Movie - Released: 4/2/2019
All Elite Wrestling: Dynamite
All Elite Wrestling: Dynamite
as Greg Valentine
TV - Released: 10/2/2019

2016

WWE: The U.S. Championship: A Legacy of Greatness
WWE: The U.S. Championship: A Legacy of Greatness
as Greg 'The Hammer' Valentine (archive footage)
Movie - Released: 4/26/2016

2015

Behind the Ropes: The Greatest Fraternity in the World
Behind the Ropes: The Greatest Fraternity in the World
as Himself
Movie - Released: 12/31/2015
At What Cost? Anatomy of Professional Wrestling
At What Cost? Anatomy of Professional Wrestling
as Himself
Movie - Released: 4/25/2015

2014

Movie
WWE: 150 Best Pay-Per-View Matches, Vol 1
as Himself
Movie - Released: 3/11/2014

2012

WWE: Starrcade - The Essential Collection
WWE: Starrcade - The Essential Collection
as Himself
Movie - Released: 1/3/2012

2011

Timeline: The History of WWE – 1985 – As Told By Greg Valentine
Timeline: The History of WWE – 1985 – As Told By Greg Valentine
as Himself
Movie - Released: 6/1/2011
Movie
JCW Legends and Icons
Movie - Released: 12/8/2011

2008

WWE: The History Of The Intercontinental Championship
WWE: The History Of The Intercontinental Championship
as Himself
Movie - Released: 11/25/2008

2006

WWE: The History Of The WWE Championship
WWE: The History Of The WWE Championship
Movie - Released: 9/5/2006

2005

Movie
World Wrestling Legends: 6:05 - The Reunion
as Greg Valentine
Movie - Released: 4/29/2005

2004

WWE Hall of Fame 2004
WWE Hall of Fame 2004
Movie - Released: 3/12/2004

1999

Heroes of Wrestling
Heroes of Wrestling
as Greg "The Hammer" Valentine
Movie - Released: 10/10/1999

1997

WCW World War 3 1997
WCW World War 3 1997
as Greg "The Hammer" Valentine
Movie - Released: 11/23/1997

1995

TV
AWF Warriors of Wrestling
as Greg "The Hammer" Valentine
TV - Released: 3/6/1995

1994

WWE Royal Rumble 1994
WWE Royal Rumble 1994
as Greg "The Hammer" Valentine
Movie - Released: 1/22/1994

1993

WWE Survivor Series 1993
WWE Survivor Series 1993
as The Blue Knight
Movie - Released: 11/24/1993
Raw
Raw
as Greg "The Hammer" Valentine
TV - Released: 1/11/1993

1992

WWF SuperTape '92
WWF SuperTape '92
as Greg "The Hammer" Valentine
Movie - Released: 2/27/1992
WCW Beach Blast
WCW Beach Blast
as Greg "The Hammer" Valentine
Movie - Released: 6/20/1992
WCW Clash of The Champions XX: 20th Anniversary
WCW Clash of The Champions XX: 20th Anniversary
as Greg "The Hammer" Valentine
Movie - Released: 9/2/1992
WWE Royal Rumble 1992
WWE Royal Rumble 1992
as Greg "The Hammer" Valentine
Movie - Released: 1/19/1992
WCW Wrestle War: WarGames
WCW Wrestle War: WarGames
as Greg "The Hammer" Valentine
Movie - Released: 5/17/1992

1991

WWE WrestleFest '91
WWE WrestleFest '91
as Greg "The Hammer" Valentine
Movie - Released: 7/25/1991
WWE Mega Matches
WWE Mega Matches
as Greg "The Hammer" Valentine
Movie - Released: 3/28/1991
WWE Rampage '91
WWE Rampage '91
as Greg "The Hammer" Valentine
Movie - Released: 10/24/1991
WWE WrestleMania VII
WWE WrestleMania VII
as Greg "The Hammer" Valentine
Movie - Released: 3/24/1991
WWE Royal Rumble 1991
WWE Royal Rumble 1991
as Greg "The Hammer" Valentine
Movie - Released: 1/19/1991
WWE SummerSlam 1991
WWE SummerSlam 1991
as Greg "The Hammer" Valentine
Movie - Released: 8/26/1991
WWE U.K. Rampage 1991
WWE U.K. Rampage 1991
as Greg "The Hammer" Valentine
Movie - Released: 4/21/1991
WWE Superstars & Stripes Forever: The March to WrestleMania VII
WWE Superstars & Stripes Forever: The March to WrestleMania VII
as Greg "The Hammer" Valentine
Movie - Released: 3/17/1991

1990

Battle of the WWE Superstars
Battle of the WWE Superstars
as Greg Valentine
Movie - Released: 8/23/1990
WWF Hottest Matches
WWF Hottest Matches
as Greg "The Hammer" Valentine
Movie - Released: 10/25/1990
WWF SuperTape vol. 2
WWF SuperTape vol. 2
as Greg "The Hammer" Valentine
Movie - Released: 7/25/1990
WWE Survivor Series 1990
WWE Survivor Series 1990
as Greg "The Hammer" Valentine
Movie - Released: 11/22/1990
WWF/AJPW/NJPW Wrestling Summit
WWF/AJPW/NJPW Wrestling Summit
Movie - Released: 4/13/1990
WWE The Ultimate Challenge Special: The March to WrestleMania VI
WWE The Ultimate Challenge Special: The March to WrestleMania VI
as Greg "The Hammer" Valentine
Movie - Released: 3/25/1990
WWE Royal Rumble 1990
WWE Royal Rumble 1990
as Greg "The Hammer" Valentine
Movie - Released: 1/21/1990

1989

WWE WrestleMania V
WWE WrestleMania V
as Greg "The Hammer" Valentine
Movie - Released: 4/2/1989
WWE Demolition
WWE Demolition
as Greg "The Hammer" Valentine
Movie - Released: 8/9/1989
The Ultimate Warrior
The Ultimate Warrior
as Greg "The Hammer" Valentine
Movie - Released: 6/28/1989
Fan Favorites
Fan Favorites
as Greg Valentine
Movie - Released: 8/9/1989
The Best of the WWF: volume 20
The Best of the WWF: volume 20
as Greg "The Hammer" Valentine
Movie - Released: 8/9/1989
Movie
WWE Maple Leaf Wrestling: April '89
as Greg "The Hammer" Valentine
Movie - Released: 4/23/1989
Movie
WWE Los Angeles Wrestling: January '89
as Greg "The Hammer" Valentine
Movie - Released: 1/29/1989
Movie
WWE Wrestling at The Meadowlands: May '89
as Greg "The Hammer" Valentine
Movie - Released: 5/8/1989
WWE Royal Rumble 1989
WWE Royal Rumble 1989
as Greg "The Hammer" Valentine
Movie - Released: 1/15/1989
WWE Survivor Series 1989
WWE Survivor Series 1989
as Greg "The Hammer" Valentine
Movie - Released: 11/23/1989
WWE SummerSlam 1989
WWE SummerSlam 1989
as Greg Valentine
Movie - Released: 8/28/1989

1988

WWE Survivor Series 1988
WWE Survivor Series 1988
as Greg "The Hammer" Valentine
Movie - Released: 11/24/1988
The Best of the WWF: volume 16 Around the World
The Best of the WWF: volume 16 Around the World
as Greg "The Hammer" Valentine
Movie - Released: 7/27/1988
Movie
WWE U.K. Rampage 1988
as Greg "The Hammer" Valentine
Movie - Released: 10/7/1988
Movie
WWE Los Angeles Wrestling: December '88
as Greg "The Hammer" Valentine
Movie - Released: 12/17/1988
Movie
WWE Maple Leaf Wrestling: April '88
as Greg "The Hammer" Valentine
Movie - Released: 4/24/1988
Movie
WWE Maple Leaf Wrestling: July '88
as Greg "The Hammer" Valentine
Movie - Released: 7/24/1988
Movie
WWE Wrestling at The Meadowlands: September '88
as Greg "The Hammer" Valentine
Movie - Released: 9/11/1988
WWE WrestleMania IV
WWE WrestleMania IV
as Greg "The Hammer" Valentine
Movie - Released: 3/27/1988

1987

WWE WrestleMania III
WWE WrestleMania III
as Greg "The Hammer" Valentine
Movie - Released: 3/29/1987
Bob Uecker's Wacky World of Sports
Bob Uecker's Wacky World of Sports
as Greg "The Hammer" Valentine
Movie - Released: 1/1/1987
The Best of the WWF: volume 10
The Best of the WWF: volume 10
as Greg "The Hammer" Valentine
Movie - Released: 3/1/1987
The Best of the WWF: volume 11
The Best of the WWF: volume 11
as Greg "The Hammer" Valentine
Movie - Released: 6/24/1987
The Best of the WWF: volume 14
The Best of the WWF: volume 14
as Greg "The Hammer" Valentine
Movie - Released: 12/15/1987
Movie
WWE Houston Wrestling: October '87
as Greg "The Hammer" Valentine
Movie - Released: 10/9/1987
Movie
WWE Houston Wrestling: December '87
as Greg "The Hammer" Valentine
Movie - Released: 12/11/1987
Movie
WWE Maple Leaf Wrestling: January '87
as Greg "The Hammer" Valentine
Movie - Released: 1/11/1987
Movie
WWE Maple Leaf Wrestling: June '87
as Greg "The Hammer" Valentine
Movie - Released: 6/28/1987
Movie
WWE Wrestling at The Meadowlands: January '87
as Greg "The Hammer" Valentine
Movie - Released: 1/5/1987
WWE Survivor Series 1987
WWE Survivor Series 1987
as Greg Valentine
Movie - Released: 11/26/1987

1986

WrestleMania II
WrestleMania II
as Greg "The Hammer" Valentine
Movie - Released: 4/7/1986
The British Bulldogs
The British Bulldogs
as Greg Valentine
Movie - Released: 10/15/1986
Ricky "The Dragon" Steamboat
Ricky "The Dragon" Steamboat
as Greg "The Hammer" Valentine
Movie - Released: 5/2/1986
WWE's Inside the Steel Cage
WWE's Inside the Steel Cage
as Greg 'The Hammer' Valentine
Movie - Released: 12/11/1986
The Best of the WWF: volume 5
The Best of the WWF: volume 5
as Greg "The Hammer" Valentine
Movie - Released: 1/1/1986
The Best of the WWF: volume 7
The Best of the WWF: volume 7
as Greg "The Hammer" Valentine
Movie - Released: 6/6/1986
The Best of the WWF: volume 9
The Best of the WWF: volume 9
as Greg "The Hammer" Valentine
Movie - Released: 10/15/1986
Movie
WWE Houston Wrestling: October '86
as Greg "The Hammer" Valentine
Movie - Released: 10/19/1986
Tag Team Champions
Tag Team Champions
as Greg Valentine
Movie - Released: 3/1/1986
WWE The Big Event
WWE The Big Event
as Greg "The Hammer" Valentine
Movie - Released: 8/28/1986
WWF Wrestling Challenge
WWF Wrestling Challenge
as Greg Valentine
TV - Released: 9/7/1986

1985

WrestleMania
WrestleMania
as Greg "The Hammer" Valentine
Movie - Released: 3/31/1985
The Best of the WWF: volume 4
The Best of the WWF: volume 4
as Greg "The Hammer" Valentine
Movie - Released: 9/1/1985
The WWF's Most Unusual Matches
The WWF's Most Unusual Matches
as Greg 'The Hammer' Valentine
Movie - Released: 1/1/1985
WWF Hulkamania 1
WWF Hulkamania 1
as Greg Valentine
Movie - Released: 1/1/1985
Movie
WWE Maple Leaf Wrestling: April '85
as Greg "The Hammer" Valentine
Movie - Released: 4/21/1985
Movie
WWE Maple Leaf Wrestling: September '85
as Greg "The Hammer" Valentine
Movie - Released: 9/22/1985
Movie
WWE Maple Leaf Wrestling: October '85
as Greg "The Hammer" Valentine
Movie - Released: 10/13/1985
Saturday Night's Main Event
Saturday Night's Main Event
as Greg Valentine
TV - Released: 5/11/1985
Saturday Night's Main Event
Saturday Night's Main Event
TV - Released: 5/11/1985

1984

Movie
WWE Maple Leaf Wrestling: September '84
as Greg "The Hammer" Valentine
Movie - Released: 9/23/1984
Movie
WWE Maple Leaf Wrestling: October '84
as Greg "The Hammer" Valentine
Movie - Released: 10/21/1984
NWA Boogie Jam
NWA Boogie Jam
as Greg Valentine
Movie - Released: 3/17/1984
WWE The Brawl to End it All
WWE The Brawl to End it All
as Greg "The Hammer" Valentine
Movie - Released: 7/23/1984

1983

NWA Starrcade 1983
NWA Starrcade 1983
as Greg "The Hammer" Valentine
Movie - Released: 11/24/1983
NWA The Final Conflict
NWA The Final Conflict
as Greg Valentine
Movie - Released: 3/12/1983
Movie
NWA The Race to Starrcade
as Greg Valentine
Movie - Released: 9/7/1983

1982

Movie
NWA Sam Muchnick Retirement Show
as Greg Valentine
Movie - Released: 1/1/1982

Unknown

Movie
WWE Maple Leaf Wrestling: December '85
as Greg "The Hammer" Valentine
Movie