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.
Birthday: September 20, 1951
March 31, 1985
April 07, 1986
April 02, 1989
March 29, 1987
August 23, 1990
July 25, 1991
October 15, 1986
October 25, 1990
July 25, 1990
February 27, 1992
August 09, 1989
March 28, 1991
October 24, 1991
June 28, 1989
May 02, 1986
March 24, 1991
January 19, 1991
August 26, 1991
November 24, 1993
November 22, 1990
November 24, 1988
November 24, 1983
December 12, 2021
June 20, 1992
November 23, 1997
January 01, 1987
December 31, 2015
August 09, 1989
April 25, 2015
December 11, 1986
September 01, 1985
January 01, 1986
June 06, 1986
October 15, 1986
March 01, 1987
June 24, 1987
December 15, 1987
July 27, 1988
August 09, 1989
January 01, 1985
January 01, 1985
April 29, 2005
June 01, 2011
April 26, 2016
December 08, 2011
April 23, 1989
October 07, 1988
October 19, 1986
October 09, 1987
December 11, 1987
January 29, 1989
December 17, 1988
September 23, 1984
October 21, 1984
April 21, 1985
September 22, 1985
October 13, 1985
Invalid Date
January 11, 1987
June 28, 1987
April 24, 1988
January 05, 1987
July 24, 1988
September 11, 1988
May 08, 1989
September 05, 2006
March 12, 2004
April 13, 1990
March 11, 2014
November 25, 2008
January 03, 2012
March 12, 1983
April 02, 2019
March 01, 1986
March 27, 1988
September 02, 1992
October 10, 1999
January 15, 1989
November 23, 1989
January 01, 1982
September 07, 1983
March 17, 1984
July 23, 1984
March 25, 1990
August 27, 1986
November 26, 1987
April 21, 1991
March 17, 1991
January 19, 1992
January 22, 1994
May 17, 1992
January 21, 1990
August 28, 1989
October 07, 2020
April 25, 2021
