John Wisniski Jr.
Profile info
Known forActing
GenderMale
Birthday20 September 1951 (75 years old)
Place of birthSeattle, Washington, USA
Known credits119
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.
Midnight Massacre
2025 · Caepio
Biography: WWE Legends
2021 · Greg "The Hammer" Valentine
WWE's Most Wanted Treasures
2021 · Greg "The Hammer" Valentine
Chris Jericho's 30th Anniversary Celebration
2020 · Greg "The Hammer" Valentine
Undertaker: The Last Ride
2020 · Greg Valentine (archive footage)
All Elite Wrestling: Dynamite
2019 · Greg Valentine
350 Days
2019 · Self
Headstrong
2019 · Self
WWE: The U.S. Championship: A Legacy of Greatness
2016 · Greg 'The Hammer' Valentine (archive footage)
Behind the Ropes: The Greatest Fraternity in the World
2015 · Himself
At What Cost? Anatomy of Professional Wrestling
2015 · Himself
WWE: 150 Best Pay-Per-View Matches, Vol 1
2014 · Himself
WWE: Starrcade - The Essential Collection
2012 · Himself
JCW Legends and Icons
2011
Timeline The History of WWE – 1985 – As Told By Greg Valentine
2011 · Himself
WWE: The History Of The Intercontinental Championship
2008 · Himself
WWE: The History Of The WWE Championship
2006
The Greatest Wrestling Stars of the '80s
2005 · Self
World Wrestling Legends: 6:05 - The Reunion
2005 · Greg Valentine
WWE Hall of Fame 2004
2004 · Self
Heroes of Wrestling
1999 · Greg "The Hammer" Valentine
WCW World War 3 1997
1997 · Greg "The Hammer" Valentine
AWF Warriors of Wrestling
1995 · Greg "The Hammer" Valentine
WWE Royal Rumble 1994
1994 · Greg "The Hammer" Valentine
WWE Survivor Series 1993
1993 · The Blue Knight
Raw
1993 · Greg "The Hammer" Valentine
The Immortal Hulk Hogan
1992 · Greg Valentine
WCW Clash of The Champions XX: 20th Anniversary
1992 · Greg "The Hammer" Valentine
WCW Beach Blast
1992 · Greg "The Hammer" Valentine
WCW WrestleWar 1992
1992 · Greg "The Hammer" Valentine
WWE SuperTape: Volume 5
1992 · Greg "The Hammer" Valentine
WWE Royal Rumble 1992
1992 · Greg "The Hammer" Valentine
WWE Rampage '91
1991 · Greg "The Hammer" Valentine
WWE SummerSlam 1991
1991 · Greg "The Hammer" Valentine
WWE WrestleFest '91
1991 · Greg "The Hammer" Valentine
WWE U.K. Rampage 1991
1991 · Greg "The Hammer" Valentine
WWE Mega Matches
1991 · Greg "The Hammer" Valentine
WWE WrestleMania VII
1991 · Greg "The Hammer" Valentine
WWE Superstars & Stripes Forever: The March to WrestleMania VII
1991 · Greg "The Hammer" Valentine
WWE Funniest Moments
1991 · Greg "The Hammer" Valentine
WWE Royal Rumble 1991
1991 · Greg "The Hammer" Valentine
WWE Survivor Series 1990
1990 · Greg "The Hammer" Valentine
WWE Hottest Matches
1990 · Greg "The Hammer" Valentine
Battle of the WWE Superstars
1990 · Greg Valentine
WWE SuperTape: Volume 2
1990 · Greg "The Hammer" Valentine
WWF/AJPW/NJPW Wrestling Summit
1990
WWE The Ultimate Challenge Special: The March to WrestleMania VI
1990 · Greg "The Hammer" Valentine
Wrestling Superheroes
1990 · Greg "The Hammer" Valentine
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