John Wisniski Jr.
Bio: John Wisniski, Jr. is an American professional wrestler, better known as Greg "The Hammer" Valentine
Born: Thu, Sep 20 1951
Birthplace: Seattle, Washington, USA
John Wisniski Jr. is 73 years old
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Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages