John Wisniski Jr.
Birthday: 1951-09-20 | Place of Birth: Seattle, Washington, USAJohn 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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Known For
Acting
Year
Title
Role
2016
WWE: The U.S. Championship: A Legacy of Greatness
as Greg 'The Hammer' Valentine (archive footage)
2015
2015
1988
WWE WrestleMania IV
as Greg "The Hammer" Valentine
1986
WrestleMania II
as Greg "The Hammer" Valentine
1986
WWE The Big Event
as Greg "The Hammer" Valentine
1984
WWE The Brawl to End it All
as Greg "The Hammer" Valentine
1983
NWA Starrcade 1983
as Greg Valentine
