
John Wisniski Jr.
September 20, 1951 (73 years old) in 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.
Known For
Credits
- 2021 ยทMidnight Massacreas Caepio
- 2021 ยทBiography: 'Rowdy' Roddy Piperas Self
- 2021 ยทBiography: WWE Legendsas Greg "The Hammer" Valentine
- 2021 ยทWWE's Most Wanted Treasuresas Greg "The Hammer" Valentine
- 2020 ยทChris Jericho's 30th Anniversary Celebrationas Greg "The Hammer" Valentine
- 2019 ยทAll Elite Wrestling: Dynamiteas Greg Valentine
- 2019 ยท350 Daysas Self
- 2016 ยทWWE: The U.S. Championship: A Legacy of Greatnessas Greg 'The Hammer' Valentine (archive footage)
- 2015 ยทBehind the Ropes: The Greatest Fraternity in the Worldas Himself
- 2015 ยทAt What Cost? Anatomy of Professional Wrestlingas Himself
- 2014 ยทWWE: 150 Best Pay-Per-View Matches, Vol 1as Himself
- 2012 ยทWWE: Starrcade - The Essential Collectionas Himself
- 2011 ยทJCW Legends and Iconsas
- 2011 ยทTimeline: The History of WWE โ 1985 โ As Told By Greg Valentineas Himself
- 2008 ยทWWE: The History Of The Intercontinental Championshipas Himself
- 2006 ยทWWE: The History Of The WWE Championshipas
- 2005 ยทWorld Wrestling Legends: 6:05 - The Reunionas Greg Valentine
- 2004 ยทWWE Hall of Fame 2004as
- 1999 ยทHeroes of Wrestlingas Greg "The Hammer" Valentine
- 1997 ยทWCW World War 3 1997as Greg "The Hammer" Valentine
- 1995 ยทAWF Warriors of Wrestlingas Greg "The Hammer" Valentine
- 1994 ยทWWE Royal Rumble 1994as Greg "The Hammer" Valentine
- 1993 ยทWWE Survivor Series 1993as The Blue Knight
- 1993 ยทRawas Greg "The Hammer" Valentine
- 1992 ยทWCW Clash of The Champions XX: 20th Anniversaryas Greg "The Hammer" Valentine
- 1992 ยทWCW Beach Blastas Greg "The Hammer" Valentine
- 1992 ยทWCW Wrestle War: WarGamesas Greg "The Hammer" Valentine
- 1992 ยทWWF SuperTape '92as Greg "The Hammer" Valentine
- 1992 ยทWWE Royal Rumble 1992as Greg "The Hammer" Valentine
- 1991 ยทWWE Rampage '91as Greg "The Hammer" Valentine
- 1991 ยทWWE SummerSlam 1991as Greg "The Hammer" Valentine
- 1991 ยทWWE WrestleFest '91as Greg "The Hammer" Valentine
- 1991 ยทWWE U.K. Rampage 1991as Greg "The Hammer" Valentine
- 1991 ยทWWE Mega Matchesas Greg "The Hammer" Valentine
- 1991 ยทWWE WrestleMania VIIas Greg "The Hammer" Valentine
- 1991 ยทWWE Superstars & Stripes Forever: The March to WrestleMania VIIas Greg "The Hammer" Valentine
- 1991 ยทWWE Royal Rumble 1991as Greg "The Hammer" Valentine
- 1990 ยทWWE Survivor Series 1990as Greg "The Hammer" Valentine
- 1990 ยทWWF Hottest Matchesas Greg "The Hammer" Valentine
- 1990 ยทBattle of the WWE Superstarsas Greg Valentine
- 1990 ยทWWF SuperTape vol. 2as Greg "The Hammer" Valentine
- 1990 ยทWWF/AJPW/NJPW Wrestling Summitas
- 1990 ยทWWE The Ultimate Challenge Special: The March to WrestleMania VIas Greg "The Hammer" Valentine
- 1990 ยทWWE Royal Rumble 1990as Greg "The Hammer" Valentine
- 1989 ยทWWE Survivor Series 1989as Greg "The Hammer" Valentine
- 1989 ยทWWE SummerSlam 1989as Greg Valentine
- 1989 ยทFan Favoritesas Greg Valentine
- 1989 ยทThe Best of the WWF: volume 20as Greg "The Hammer" Valentine
- 1989 ยทWWE Demolitionas Greg "The Hammer" Valentine
- 1989 ยทThe Ultimate Warrioras Greg "The Hammer" Valentine
- 1989 ยทWWE Wrestling at The Meadowlands: May '89as Greg "The Hammer" Valentine
- 1989 ยทWWE Maple Leaf Wrestling: April '89as Greg "The Hammer" Valentine
- 1989 ยทWWE WrestleMania Vas Greg "The Hammer" Valentine
- 1989 ยทWWE Los Angeles Wrestling: January '89as Greg "The Hammer" Valentine
- 1989 ยทWWE Royal Rumble 1989as Greg "The Hammer" Valentine
- 1988 ยทWWE Los Angeles Wrestling: December '88as Greg "The Hammer" Valentine
- 1988 ยทWWE Survivor Series 1988as Greg "The Hammer" Valentine
- 1988 ยทWWE U.K. Rampage 1988as Greg "The Hammer" Valentine
- 1988 ยทWWE Wrestling at The Meadowlands: September '88as Greg "The Hammer" Valentine
- 1988 ยทThe Best of the WWF: volume 16 Around the Worldas Greg "The Hammer" Valentine
- 1988 ยทWWE Maple Leaf Wrestling: July '88as Greg "The Hammer" Valentine
- 1988 ยทWWE Maple Leaf Wrestling: April '88as Greg "The Hammer" Valentine
- 1988 ยทWWE WrestleMania IVas Greg "The Hammer" Valentine
- 1987 ยทThe Best of the WWF: volume 14as Greg "The Hammer" Valentine
- 1987 ยทWWE Houston Wrestling: December '87as Greg "The Hammer" Valentine
- 1987 ยทWWE Survivor Series 1987as Greg Valentine
- 1987 ยทWWE Houston Wrestling: October '87as Greg "The Hammer" Valentine
- 1987 ยทWWE Maple Leaf Wrestling: June '87as Greg "The Hammer" Valentine
- 1987 ยทThe Best of the WWF: volume 11as Greg "The Hammer" Valentine
- 1987 ยทWWE WrestleMania IIIas Greg "The Hammer" Valentine
- 1987 ยทThe Best of the WWF: volume 10as Greg "The Hammer" Valentine
- 1987 ยทWWE Maple Leaf Wrestling: January '87as Greg "The Hammer" Valentine
- 1987 ยทWWE Wrestling at The Meadowlands: January '87as Greg "The Hammer" Valentine
- 1987 ยทBob Uecker's Wacky World of Sportsas Greg "The Hammer" Valentine
- 1986 ยทWWE's Inside the Steel Cageas Greg 'The Hammer' Valentine
- 1986 ยทWWE Houston Wrestling: October '86as Greg "The Hammer" Valentine
- 1986 ยทThe Best of the WWF: volume 9as Greg "The Hammer" Valentine
- 1986 ยทThe British Bulldogsas Greg Valentine
- 1986 ยทWWF Wrestling Challengeas Greg Valentine
- 1986 ยทWWE The Big Eventas Greg "The Hammer" Valentine
- 1986 ยทThe Best of the WWF: volume 7as Greg "The Hammer" Valentine
- 1986 ยทRicky "The Dragon" Steamboatas Greg "The Hammer" Valentine
- 1986 ยทWrestleMania IIas Greg "The Hammer" Valentine
- 1986 ยทTag Team Championsas Greg Valentine
- 1986 ยทThe Best of the WWF: volume 5as Greg "The Hammer" Valentine
- 1985 ยทWWE Maple Leaf Wrestling: October '85as Greg "The Hammer" Valentine
- 1985 ยทWWE Maple Leaf Wrestling: September '85as Greg "The Hammer" Valentine
- 1985 ยทThe Best of the WWF: volume 4as Greg "The Hammer" Valentine
- 1985 ยทSaturday Night's Main Eventas Greg Valentine
- 1985 ยทWWE Maple Leaf Wrestling: April '85as Greg "The Hammer" Valentine
- 1985 ยทWrestleManiaas Greg "The Hammer" Valentine
- 1985 ยทWWF Hulkamania 1as Greg Valentine
- 1985 ยทThe WWF's Most Unusual Matchesas Greg 'The Hammer' Valentine
- 1984 ยทWWE Maple Leaf Wrestling: October '84as Greg "The Hammer" Valentine
- 1984 ยทWWE Maple Leaf Wrestling: September '84as Greg "The Hammer" Valentine
- 1984 ยทWWE The Brawl to End it Allas Greg "The Hammer" Valentine
- 1983 ยทNWA Starrcade 1983as Greg "The Hammer" Valentine
- Future ยทWWE Maple Leaf Wrestling: December '85as Greg "The Hammer" Valentine
- 1984 ยทNWA Boogie Jamas Greg Valentine
- 1983 ยทNWA The Race to Starrcadeas Greg Valentine
- 1983 ยทNWA The Final Conflictas Greg Valentine
- 1982 ยทNWA Sam Muchnick Retirement Showas Greg Valentine