John Wisniski Jr.
Known For: Acting
Gender: Male
Date of Birth: September 20, 1951 (74 years old)
Place of Birth: 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.
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1991
Actor Greg "The Hammer" Valentine
WWE WrestleFest '91
Actor Greg "The Hammer" Valentine
WWE Mega Matches
Actor Greg "The Hammer" Valentine
WWE Rampage '91
Actor Greg "The Hammer" Valentine
WWE WrestleMania VII
Actor Greg "The Hammer" Valentine
WWE Royal Rumble 1991
Actor Greg "The Hammer" Valentine
WWE SummerSlam 1991
Actor Greg "The Hammer" Valentine
WWE U.K. Rampage 1991
Actor Greg "The Hammer" Valentine
WWE Superstars & Stripes Forever: The March to WrestleMania VII
1990
Actor Greg Valentine
Battle of the WWE Superstars
Actor Greg "The Hammer" Valentine
WWF Hottest Matches
Actor Greg "The Hammer" Valentine
WWF SuperTape vol. 2
Actor Greg "The Hammer" Valentine
WWE Survivor Series 1990
Actor
WWF/AJPW/NJPW Wrestling Summit
Actor Greg "The Hammer" Valentine
WWE The Ultimate Challenge Special: The March to WrestleMania VI
Actor Greg "The Hammer" Valentine
WWE Royal Rumble 1990
1989
Actor Greg "The Hammer" Valentine
WWE WrestleMania V
Actor Greg "The Hammer" Valentine
WWE Demolition
Actor Greg "The Hammer" Valentine
The Ultimate Warrior
Actor Greg Valentine
Fan Favorites
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 20
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: April '89
Actor Greg "The Hammer" Valentine
WWE Los Angeles Wrestling: January '89
Actor Greg "The Hammer" Valentine
WWE Wrestling at The Meadowlands: May '89
Actor Greg "The Hammer" Valentine
WWE Royal Rumble 1989
Actor Greg "The Hammer" Valentine
WWE Survivor Series 1989
Actor Greg Valentine
WWE SummerSlam 1989
1988
Actor Greg "The Hammer" Valentine
WWE Survivor Series 1988
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 16 Around the World
Actor Greg "The Hammer" Valentine
WWE U.K. Rampage 1988
Actor Greg "The Hammer" Valentine
WWE Los Angeles Wrestling: December '88
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: April '88
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: July '88
Actor Greg "The Hammer" Valentine
WWE Wrestling at The Meadowlands: September '88
Actor Greg "The Hammer" Valentine
WWE WrestleMania IV
1987
Actor Greg "The Hammer" Valentine
WWE WrestleMania III
Actor Greg "The Hammer" Valentine
Bob Uecker's Wacky World of Sports
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 10
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 11
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 14
Actor Greg "The Hammer" Valentine
WWE Houston Wrestling: October '87
Actor Greg "The Hammer" Valentine
WWE Houston Wrestling: December '87
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: January '87
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: June '87
Actor Greg "The Hammer" Valentine
WWE Wrestling at The Meadowlands: January '87
Actor Greg Valentine
WWE Survivor Series 1987
1986
Actor Greg "The Hammer" Valentine
WrestleMania II
Actor Greg Valentine
The British Bulldogs
Actor Greg "The Hammer" Valentine
Ricky "The Dragon" Steamboat
Actor Greg 'The Hammer' Valentine
WWE's Inside the Steel Cage
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 5
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 7
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 9
Actor Greg "The Hammer" Valentine
WWE Houston Wrestling: October '86
Actor Greg Valentine
Tag Team Champions
Actor Greg "The Hammer" Valentine
WWE The Big Event
1985
Actor Greg "The Hammer" Valentine
WrestleMania
Actor Greg "The Hammer" Valentine
The Best of the WWF: volume 4
Actor Greg 'The Hammer' Valentine
The WWF's Most Unusual Matches
Actor Greg Valentine
WWF Hulkamania 1
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: April '85
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: September '85
Actor Greg "The Hammer" Valentine
WWE Maple Leaf Wrestling: October '85
