John Wisniski Jr.
Biography
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
WWE WrestleMania III
Greg "The Hammer" Valentine
WrestleMania
Greg "The Hammer" Valentine
WWE WrestleMania V
Greg "The Hammer" Valentine
WWE WrestleMania IV
Greg "The Hammer" Valentine
WWE WrestleMania VII
Greg "The Hammer" Valentine
WWE Survivor Series 1987
Greg Valentine
WrestleMania II
Greg "The Hammer" Valentine
WWE Survivor Series 1990
Greg "The Hammer" Valentine
FlickList VIP
Recommended for you
Filmography
Acting (120)
Movies (106)
Midnight Massacre
2025as Caepio
Chris Jericho's 30th Anniversary Celebration
2020as Greg "The Hammer" Valentine
350 Days
2019as Self
WWE: The U.S. Championship: A Legacy of Greatness
2016as Greg 'The Hammer' Valentine (archive footage)
Behind the Ropes: The Greatest Fraternity in the World
2015as Himself
At What Cost? Anatomy of Professional Wrestling
2015as Himself
WWE: 150 Best Pay-Per-View Matches, Vol 1
2014as Himself
WWE: Starrcade - The Essential Collection
2012as Himself
Timeline: The History of WWE – 1985 – As Told By Greg Valentine
2011as Himself
JCW Legends and Icons
2011
WWE: The History Of The Intercontinental Championship
2008as Himself
WWE: The History Of The WWE Championship
2006
The Greatest Wrestling Stars of the '80s
2005as Self
World Wrestling Legends: 6:05 - The Reunion
2005as Greg Valentine
WWE Hall of Fame 2004
2004as Self
Heroes of Wrestling
1999as Greg "The Hammer" Valentine
WCW World War 3 1997
1997as Greg "The Hammer" Valentine
WWE Royal Rumble 1994
1994as Greg "The Hammer" Valentine
WWE Survivor Series 1993
1993as The Blue Knight
WWE SuperTape: Volume 5
1992as Greg "The Hammer" Valentine
WWE Royal Rumble 1992
1992as Greg "The Hammer" Valentine
The Immortal Hulk Hogan
1992as Greg Valentine
WCW WrestleWar 1992
1992as Greg "The Hammer" Valentine
WCW Beach Blast
1992as Greg "The Hammer" Valentine
WCW Clash of The Champions XX: 20th Anniversary
1992as Greg "The Hammer" Valentine
WWE Funniest Moments
1991as Greg "The Hammer" Valentine
WWE Royal Rumble 1991
1991as Greg "The Hammer" Valentine
WWE WrestleMania VII
1991as Greg "The Hammer" Valentine
WWE WrestleFest '91
1991as Greg "The Hammer" Valentine
WWE SummerSlam 1991
1991as Greg "The Hammer" Valentine
WWE U.K. Rampage 1991
1991as Greg "The Hammer" Valentine
WWE Superstars & Stripes Forever: The March to WrestleMania VII
1991as Greg "The Hammer" Valentine
WWE Rampage '91
1991as Greg "The Hammer" Valentine
WWE Mega Matches
1991as Greg "The Hammer" Valentine
WWE The Ultimate Challenge Special: The March to WrestleMania VI
1990as Greg "The Hammer" Valentine
Battle of the WWE Superstars
1990as Greg Valentine
WWE Royal Rumble 1990
1990as Greg "The Hammer" Valentine
WWE Hottest Matches
1990as Greg "The Hammer" Valentine
WWE Survivor Series 1990
1990as Greg "The Hammer" Valentine
WWE SuperTape: Volume 2
1990as Greg "The Hammer" Valentine
WWF/AJPW/NJPW Wrestling Summit
1990
Wrestling Superheroes
1990as Greg "The Hammer" Valentine
WWE Royal Rumble 1989
1989as Greg "The Hammer" Valentine
WWE WrestleMania V
1989as Greg "The Hammer" Valentine
WWE SummerSlam 1989
1989as Greg Valentine
WWE Survivor Series 1989
1989as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: April '89
1989as Greg "The Hammer" Valentine
The Ultimate Warrior
1989as Greg "The Hammer" Valentine
The Best of the WWF: volume 20
1989as Greg "The Hammer" Valentine
Demolition: Witness the Power
1989as Greg "The Hammer" Valentine
Fan Favorites
1989as Greg Valentine
WWE Wrestling at The Meadowlands: May '89
1989as Greg "The Hammer" Valentine
WWE Los Angeles Wrestling: January '89
1989as Greg "The Hammer" Valentine
Macho Madness
1988as Greg "The Hammer" Valentine
Brutus "The Barber" Beefcake
1988as Greg "The Hammer" Valentine
WWE WrestleMania IV
1988as Greg "The Hammer" Valentine
WWE Survivor Series 1988
1988as Greg "The Hammer" Valentine
WrestleMania IV (Duplicated)
1988as Greg 'The Hammer' Valentine
WWE Maple Leaf Wrestling: July '88
1988as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: April '88
1988as Greg "The Hammer" Valentine
WWE U.K. Rampage 1988
1988as Greg "The Hammer" Valentine
WWE Wrestling at The Meadowlands: September '88
1988as Greg "The Hammer" Valentine
WWE Los Angeles Wrestling: December '88
1988as Greg "The Hammer" Valentine
The Best of the WWF: volume 16 Around the World
1988as Greg "The Hammer" Valentine
WWE WrestleMania III
1987as Greg "The Hammer" Valentine
WrestleMania III (Duplicated)
1987as Greg 'The Hammer' Valentine
WWE Survivor Series 1987
1987as Greg Valentine
Bob Uecker's Wacky World of Sports
1987as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: January '87
1987as Greg "The Hammer" Valentine
The Best of the WWF: volume 14
1987as Greg "The Hammer" Valentine
WWE Wrestling at The Meadowlands: January '87
1987as Greg "The Hammer" Valentine
WWE Houston Wrestling: December '87
1987as Greg "The Hammer" Valentine
WWE Houston Wrestling: October '87
1987as Greg "The Hammer" Valentine
The Best of the WWF: volume 10
1987as Greg "The Hammer" Valentine
Wrestling's Most Embarrassing Moments
1987as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: June '87
1987as Greg "The Hammer" Valentine
The Best of the WWF: volume 11
1987as Greg "The Hammer" Valentine
Inside the Steel Cage
1986as Greg "The Hammer" Valentine
The British Bulldogs
1986as Greg Valentine
WWE The Big Event
1986as Greg "The Hammer" Valentine
Tag Team Champions
1986as Greg Valentine
WrestleMania II
1986as Greg "The Hammer" Valentine
WrestleMania 2 (Duplicated)
1986as Greg 'The Hammer' Valentine
WWE Grudge Match
1986as Greg "The Hammer" Valentine
The Best of the WWF: volume 7
1986as Greg "The Hammer" Valentine
The Best of the WWF: volume 5
1986as Greg "The Hammer" Valentine
The Best of the WWF: volume 9
1986as Greg "The Hammer" Valentine
Ricky "The Dragon" Steamboat
1986as Greg "The Hammer" Valentine
WWE Houston Wrestling: October '86
1986as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: September '85
1985as Greg "The Hammer" Valentine
WrestleMania
1985as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: December '85
1985as Greg "The Hammer" Valentine
Most Unusual Matches
1985as Greg "The Hammer" Valentine
WWF Hulkamania 1
1985as Greg Valentine
WWE Maple Leaf Wrestling: April '85
1985as Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: October '85
1985as Greg "The Hammer" Valentine
The Best of the WWF: volume 4
1985as Greg "The Hammer" Valentine
The WWF's Amazing Managers
1985as Greg 'The Hammer' Valentine
WWE Maple Leaf Wrestling: September '84
1984as Greg "The Hammer" Valentine
WWE The Brawl to End it All
1984as Greg "The Hammer" Valentine
NWA Boogie Jam
1984as Greg Valentine
WWE Maple Leaf Wrestling: October '84
1984as Greg "The Hammer" Valentine
NWA The Final Conflict
1983as Greg Valentine
NWA Starrcade 1983
1983as Greg "The Hammer" Valentine
NWA The Race to Starrcade
1983as Greg Valentine
NWA Sam Muchnick Retirement Show
1982as Greg Valentine
Television (14)
Biography: WWE Legends
2021as Greg "The Hammer" Valentine
WWE's Most Wanted Treasures
2021as Greg "The Hammer" Valentine
Undertaker: The Last Ride
2020as Greg Valentine (archive footage)
All Elite Wrestling: Dynamite
2019as Greg Valentine
AWF Warriors of Wrestling
1995as Greg "The Hammer" Valentine
Raw
1993as Greg "The Hammer" Valentine
Clash of the Champions
1988as Greg "The Hammer" Valentine
WWF Wrestling Challenge
1986as Greg Valentine
Saturday Night's Main Event
1985as Greg Valentine
Tuesday Night Titans
1984as Greg "The Hammer" Valentine
WCW Arena Shows
1983as Greg Valentine
Mid-Atlantic Championship Wrestling
1981as Greg Valentine
WWF All-Star Wrestling
1975as Greg Valentine
WWE Old School
1973as Greg Valentine
FlickList VIP
Recommended for you