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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- Born:
- Sep 20, 1951 In Seattle, Washington, USA
- Movie/TV Credits:
- 35
- First Appeared:
- In the movie NWA Starrcade 1983 1983-11-24
- Latest Project:
- Movie Midnight Massacre 2021-12-12
Known For
Filmography
| Movie | Midnight Massacre | Caepio | 2021-12-12 |
| Movie | Chris Jericho's 30th Anniversary Celebration | Greg "The Hammer" Valentine | 2020-10-07 |
| Movie | WWE: The U.S. Championship: A Legacy of Greatness | Greg 'The Hammer' Valentine (archive footage) | 2016-04-26 |
| Movie | At What Cost? Anatomy of Professional Wrestling | Himself | 2015-04-25 |
| Movie | WWE: Starrcade - The Essential Collection | Himself | 2012-01-03 |
| Movie | WWE Hall of Fame 2004 | Unknown | 2004-03-12 |
| Movie | WCW World War 3 1997 | Greg "The Hammer" Valentine | 1997-11-23 |
| Movie | WWE Royal Rumble 1994 | Greg "The Hammer" Valentine | 1994-01-22 |
| Series | WWE Raw | Greg "The Hammer" Valentine | 1993-01-11 |
| Movie | WWE Survivor Series 1993 | The Blue Knight | 1993-11-24 |
| Movie | WCW Beach Blast | Greg "The Hammer" Valentine | 1992-06-20 |
| Movie | WWE Royal Rumble 1992 | Greg "The Hammer" Valentine | 1992-01-19 |
| Movie | WCW Wrestle War: WarGames | Greg "The Hammer" Valentine | 1992-05-17 |
| Movie | WWE Royal Rumble 1991 | Greg "The Hammer" Valentine | 1991-01-19 |
| Movie | WWE WrestleMania VII | Greg "The Hammer" Valentine | 1991-03-24 |
| Movie | WWE SummerSlam 1991 | Greg "The Hammer" Valentine | 1991-08-26 |
| Movie | WWE U.K. Rampage 1991 | Greg "The Hammer" Valentine | 1991-04-21 |
| Movie | WWE Royal Rumble 1990 | Greg "The Hammer" Valentine | 1990-01-21 |
| Movie | WWE Survivor Series 1990 | Greg "The Hammer" Valentine | 1990-11-22 |
| Movie | WWF Hottest Matches | Greg "The Hammer" Valentine | 1990-10-25 |
| Movie | WWE Royal Rumble 1989 | Greg "The Hammer" Valentine | 1989-01-15 |
| Movie | WWE WrestleMania V | Greg "The Hammer" Valentine | 1989-04-02 |
| Movie | WWE SummerSlam 1989 | Greg Valentine | 1989-08-28 |
| Movie | WWE Survivor Series 1989 | Greg "The Hammer" Valentine | 1989-11-23 |
| Movie | The Ultimate Warrior | Greg "The Hammer" Valentine | 1989-06-28 |
| Movie | WWE WrestleMania IV | Greg "The Hammer" Valentine | 1988-03-27 |
| Movie | WWE Survivor Series 1988 | Greg "The Hammer" Valentine | 1988-11-24 |
| Movie | WWE Survivor Series 1987 | Greg Valentine | 1987-11-26 |
| Movie | WWE The Big Event | Greg "The Hammer" Valentine | 1986-08-27 |
| Movie | WrestleMania II | Greg "The Hammer" Valentine | 1986-04-07 |
| Movie | WWE's Inside the Steel Cage | Greg 'The Hammer' Valentine | 1986-12-11 |
| Movie | WWF Hulkamania 1 | Greg Valentine | 1985-01-01 |
| Movie | WrestleMania | Greg "The Hammer" Valentine | 1985-03-31 |
| Series | Saturday Night's Main Event | Unknown | 1985-05-11 |
| Movie | NWA Starrcade 1983 | Greg Valentine | 1983-11-24 |