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 72 years old
External Links
Movies (Acting Roles)
Sorted by Release Date
Biography: “Rowdy” Roddy Piper
John Wisniski Jr. was
69 in Biography: “Rowdy” Roddy Piper
Sun, Apr 25 2021
Chris Jericho's 30th Anniversary Celebration
John Wisniski Jr. was
69 in Chris Jericho's 30th Anniversary Celebration
as 'Greg "The Hammer" Valentine'.
Wed, Oct 07 2020
WWE: The U.S. Championship: A Legacy of Greatness
John Wisniski Jr. was
64 in WWE: The U.S. Championship: A Legacy of Greatness
as 'Greg 'The Hammer' Valentine (archive footage)'.
Tue, Apr 26 2016
Behind the Ropes: The Greatest Fraternity in the World
John Wisniski Jr. was
64 in Behind the Ropes: The Greatest Fraternity in the World
as 'Himself'.
Thu, Dec 31 2015
At What Cost? Anatomy of Professional Wrestling
John Wisniski Jr. was
63 in At What Cost? Anatomy of Professional Wrestling
as 'Himself'.
Sat, Apr 25 2015
WWE: 150 Best Pay-Per-View Matches, Vol 1
John Wisniski Jr. was
62 in WWE: 150 Best Pay-Per-View Matches, Vol 1
as 'Himself'.
Tue, Mar 11 2014
WWE: Starrcade - The Essential Collection
John Wisniski Jr. was
60 in WWE: Starrcade - The Essential Collection
as 'Himself'.
Tue, Jan 03 2012
Timeline: The History of WWE – 1985 – As Told By Greg Valentine
John Wisniski Jr. was
59 in Timeline: The History of WWE – 1985 – As Told By Greg Valentine
as 'Himself'.
Wed, Jun 01 2011
WWE: The History Of The Intercontinental Championship
John Wisniski Jr. was
57 in WWE: The History Of The Intercontinental Championship
as 'Himself'.
Tue, Nov 25 2008
WWE: The History Of The WWE Championship
John Wisniski Jr. was
54 in WWE: The History Of The WWE Championship
Tue, Sep 05 2006
World Wrestling Legends: 6:05 - The Reunion
John Wisniski Jr. was
53 in World Wrestling Legends: 6:05 - The Reunion
as 'Greg Valentine'.
Fri, Apr 29 2005
Heroes of Wrestling
John Wisniski Jr. was
48 in Heroes of Wrestling
as 'Greg "The Hammer" Valentine'.
Sun, Oct 10 1999
WCW World War 3 1997
John Wisniski Jr. was
46 in WCW World War 3 1997
as 'Greg "The Hammer" Valentine'.
Sun, Nov 23 1997
WWE Royal Rumble 1994
John Wisniski Jr. was
42 in WWE Royal Rumble 1994
as 'Greg "The Hammer" Valentine'.
Sat, Jan 22 1994
WWE Survivor Series 1993
John Wisniski Jr. was
42 in WWE Survivor Series 1993
as 'The Blue Knight'.
Wed, Nov 24 1993
WCW Clash of The Champions XX: 20th Anniversary
John Wisniski Jr. was
40 in WCW Clash of The Champions XX: 20th Anniversary
as 'Greg "The Hammer" Valentine'.
Wed, Sep 02 1992
WCW Beach Blast
John Wisniski Jr. was
40 in WCW Beach Blast
as 'Greg "The Hammer" Valentine'.
Sat, Jun 20 1992
WCW Wrestle War: WarGames
John Wisniski Jr. was
40 in WCW Wrestle War: WarGames
as 'Greg "The Hammer" Valentine'.
Sun, May 17 1992
WWF SuperTape '92
John Wisniski Jr. was
40 in WWF SuperTape '92
as 'Greg "The Hammer" Valentine'.
Thu, Feb 27 1992
WWE Royal Rumble 1992
John Wisniski Jr. was
40 in WWE Royal Rumble 1992
as 'Greg "The Hammer" Valentine'.
Sun, Jan 19 1992
WWE Rampage '91
John Wisniski Jr. was
40 in WWE Rampage '91
as 'Greg "The Hammer" Valentine'.
Thu, Oct 24 1991
WWE SummerSlam 1991
John Wisniski Jr. was
39 in WWE SummerSlam 1991
as 'Greg "The Hammer" Valentine'.
Mon, Aug 26 1991
WWE WrestleFest '91
John Wisniski Jr. was
39 in WWE WrestleFest '91
as 'Greg "The Hammer" Valentine'.
Thu, Jul 25 1991
WWE U.K. Rampage 1991
John Wisniski Jr. was
39 in WWE U.K. Rampage 1991
as 'Greg "The Hammer" Valentine'.
Sun, Apr 21 1991
WWE Mega Matches
John Wisniski Jr. was
39 in WWE Mega Matches
as 'Greg "The Hammer" Valentine'.
Thu, Mar 28 1991
WWE WrestleMania VII
John Wisniski Jr. was
39 in WWE WrestleMania VII
as 'Greg "The Hammer" Valentine'.
Sun, Mar 24 1991
WWE Superstars & Stripes Forever: The March to WrestleMania VII
John Wisniski Jr. was
39 in WWE Superstars & Stripes Forever: The March to WrestleMania VII
as 'Greg "The Hammer" Valentine'.
Sun, Mar 17 1991
WWE Royal Rumble 1991
John Wisniski Jr. was
39 in WWE Royal Rumble 1991
as 'Greg "The Hammer" Valentine'.
Sat, Jan 19 1991
WWE Survivor Series 1990
John Wisniski Jr. was
39 in WWE Survivor Series 1990
as 'Greg "The Hammer" Valentine'.
Thu, Nov 22 1990
WWF Hottest Matches
John Wisniski Jr. was
39 in WWF Hottest Matches
as 'Greg "The Hammer" Valentine'.
Thu, Oct 25 1990
Battle of the WWE Superstars
John Wisniski Jr. was
38 in Battle of the WWE Superstars
as 'Greg Valentine'.
Thu, Aug 23 1990
WWF SuperTape vol. 2
John Wisniski Jr. was
38 in WWF SuperTape vol. 2
as 'Greg "The Hammer" Valentine'.
Wed, Jul 25 1990
WWF/AJPW/NJPW Wrestling Summit
John Wisniski Jr. was
38 in WWF/AJPW/NJPW Wrestling Summit
Fri, Apr 13 1990
WWE The Ultimate Challenge Special: The March to WrestleMania VI
John Wisniski Jr. was
38 in WWE The Ultimate Challenge Special: The March to WrestleMania VI
as 'Greg "The Hammer" Valentine'.
Sun, Mar 25 1990
WWE Royal Rumble 1990
John Wisniski Jr. was
38 in WWE Royal Rumble 1990
as 'Greg "The Hammer" Valentine'.
Sun, Jan 21 1990
WWE Survivor Series 1989
John Wisniski Jr. was
38 in WWE Survivor Series 1989
as 'Greg "The Hammer" Valentine'.
Thu, Nov 23 1989
WWE SummerSlam 1989
John Wisniski Jr. was
37 in WWE SummerSlam 1989
as 'Greg Valentine'.
Mon, Aug 28 1989
WWE Demolition
John Wisniski Jr. was
37 in WWE Demolition
as 'Greg "The Hammer" Valentine'.
Wed, Aug 09 1989
The Best of the WWF: volume 20
John Wisniski Jr. was
37 in The Best of the WWF: volume 20
as 'Greg "The Hammer" Valentine'.
Wed, Aug 09 1989
The Ultimate Warrior
John Wisniski Jr. was
37 in The Ultimate Warrior
as 'Greg "The Hammer" Valentine'.
Wed, Jun 28 1989
WWE Wrestling at The Meadowlands: May '89
John Wisniski Jr. was
37 in WWE Wrestling at The Meadowlands: May '89
as 'Greg "The Hammer" Valentine'.
Mon, May 08 1989
WWE Maple Leaf Wrestling: April '89
John Wisniski Jr. was
37 in WWE Maple Leaf Wrestling: April '89
as 'Greg "The Hammer" Valentine'.
Sun, Apr 23 1989
WWE WrestleMania V
John Wisniski Jr. was
37 in WWE WrestleMania V
as 'Greg "The Hammer" Valentine'.
Sun, Apr 02 1989
WWE Los Angeles Wrestling: January '89
John Wisniski Jr. was
37 in WWE Los Angeles Wrestling: January '89
as 'Greg "The Hammer" Valentine'.
Sun, Jan 29 1989
WWE Royal Rumble 1989
John Wisniski Jr. was
37 in WWE Royal Rumble 1989
as 'Greg "The Hammer" Valentine'.
Sun, Jan 15 1989
WWE Los Angeles Wrestling: December '88
John Wisniski Jr. was
37 in WWE Los Angeles Wrestling: December '88
as 'Greg "The Hammer" Valentine'.
Sat, Dec 17 1988
WWE Survivor Series 1988
John Wisniski Jr. was
37 in WWE Survivor Series 1988
as 'Greg "The Hammer" Valentine'.
Thu, Nov 24 1988
WWE U.K. Rampage 1988
John Wisniski Jr. was
37 in WWE U.K. Rampage 1988
as 'Greg "The Hammer" Valentine'.
Fri, Oct 07 1988
WWE Wrestling at The Meadowlands: September '88
John Wisniski Jr. was
36 in WWE Wrestling at The Meadowlands: September '88
as 'Greg "The Hammer" Valentine'.
Sun, Sep 11 1988
The Best of the WWF: volume 16 Around the World
John Wisniski Jr. was
36 in The Best of the WWF: volume 16 Around the World
as 'Greg "The Hammer" Valentine'.
Wed, Jul 27 1988
WWE Maple Leaf Wrestling: July '88
John Wisniski Jr. was
36 in WWE Maple Leaf Wrestling: July '88
as 'Greg "The Hammer" Valentine'.
Sun, Jul 24 1988
WWE Maple Leaf Wrestling: April '88
John Wisniski Jr. was
36 in WWE Maple Leaf Wrestling: April '88
as 'Greg "The Hammer" Valentine'.
Sun, Apr 24 1988
WWE WrestleMania IV
John Wisniski Jr. was
36 in WWE WrestleMania IV
as 'Greg "The Hammer" Valentine'.
Sun, Mar 27 1988
The Best of the WWF: volume 14
John Wisniski Jr. was
36 in The Best of the WWF: volume 14
as 'Greg "The Hammer" Valentine'.
Tue, Dec 15 1987
WWE Houston Wrestling: December '87
John Wisniski Jr. was
36 in WWE Houston Wrestling: December '87
as 'Greg "The Hammer" Valentine'.
Fri, Dec 11 1987
WWF Survivor Series 1987
John Wisniski Jr. was
36 in WWF Survivor Series 1987
as 'Greg Valentine'.
Thu, Nov 26 1987
WWE Houston Wrestling: October '87
John Wisniski Jr. was
36 in WWE Houston Wrestling: October '87
as 'Greg "The Hammer" Valentine'.
Fri, Oct 09 1987
WWE Maple Leaf Wrestling: June '87
John Wisniski Jr. was
35 in WWE Maple Leaf Wrestling: June '87
as 'Greg "The Hammer" Valentine'.
Sun, Jun 28 1987
The Best of the WWF: volume 11
John Wisniski Jr. was
35 in The Best of the WWF: volume 11
as 'Greg "The Hammer" Valentine'.
Wed, Jun 24 1987
WWE WrestleMania III
John Wisniski Jr. was
35 in WWE WrestleMania III
as 'Greg "The Hammer" Valentine'.
Sun, Mar 29 1987
The Best of the WWF: volume 10
John Wisniski Jr. was
35 in The Best of the WWF: volume 10
as 'Greg "The Hammer" Valentine'.
Sun, Mar 01 1987
WWE Maple Leaf Wrestling: January '87
John Wisniski Jr. was
35 in WWE Maple Leaf Wrestling: January '87
as 'Greg "The Hammer" Valentine'.
Sun, Jan 11 1987
WWE Wrestling at The Meadowlands: January '87
John Wisniski Jr. was
35 in WWE Wrestling at The Meadowlands: January '87
as 'Greg "The Hammer" Valentine'.
Mon, Jan 05 1987
Bob Uecker's Wacky World of Sports
John Wisniski Jr. was
35 in Bob Uecker's Wacky World of Sports
as 'Greg "The Hammer" Valentine'.
Thu, Jan 01 1987
WWE's Inside the Steel Cage
John Wisniski Jr. was
35 in WWE's Inside the Steel Cage
as 'Greg 'The Hammer' Valentine'.
Thu, Dec 11 1986
WWE Houston Wrestling: October '86
John Wisniski Jr. was
35 in WWE Houston Wrestling: October '86
as 'Greg "The Hammer" Valentine'.
Sun, Oct 19 1986
The British Bulldogs
John Wisniski Jr. was
35 in The British Bulldogs
as 'Greg Valentine'.
Wed, Oct 15 1986
The Best of the WWF: volume 9
John Wisniski Jr. was
35 in The Best of the WWF: volume 9
as 'Greg "The Hammer" Valentine'.
Wed, Oct 15 1986
WWE The Big Event
John Wisniski Jr. was
34 in WWE The Big Event
as 'Greg "The Hammer" Valentine'.
Wed, Aug 27 1986
The Best of the WWF: volume 7
John Wisniski Jr. was
34 in The Best of the WWF: volume 7
as 'Greg "The Hammer" Valentine'.
Fri, Jun 06 1986
Ricky "The Dragon" Steamboat
John Wisniski Jr. was
34 in Ricky "The Dragon" Steamboat
as 'Greg "The Hammer" Valentine'.
Fri, May 02 1986
WrestleMania II
John Wisniski Jr. was
34 in WrestleMania II
as 'Greg "The Hammer" Valentine'.
Mon, Apr 07 1986
Tag Team Champions
John Wisniski Jr. was
34 in Tag Team Champions
as 'Greg Valentine'.
Sat, Mar 01 1986
The Best of the WWF: volume 5
John Wisniski Jr. was
34 in The Best of the WWF: volume 5
as 'Greg "The Hammer" Valentine'.
Wed, Jan 01 1986
WWE Maple Leaf Wrestling: October '85
John Wisniski Jr. was
34 in WWE Maple Leaf Wrestling: October '85
as 'Greg "The Hammer" Valentine'.
Sun, Oct 13 1985
WWE Maple Leaf Wrestling: September '85
John Wisniski Jr. was
34 in WWE Maple Leaf Wrestling: September '85
as 'Greg "The Hammer" Valentine'.
Sun, Sep 22 1985
The Best of the WWF: volume 4
John Wisniski Jr. was
33 in The Best of the WWF: volume 4
as 'Greg "The Hammer" Valentine'.
Sun, Sep 01 1985
WWE Maple Leaf Wrestling: April '85
John Wisniski Jr. was
33 in WWE Maple Leaf Wrestling: April '85
as 'Greg "The Hammer" Valentine'.
Sun, Apr 21 1985
WrestleMania
John Wisniski Jr. was
33 in WrestleMania
as 'Greg "The Hammer" Valentine'.
Sun, Mar 31 1985
The WWF's Most Unusual Matches
John Wisniski Jr. was
33 in The WWF's Most Unusual Matches
as 'Greg 'The Hammer' Valentine'.
Tue, Jan 01 1985
WWE Maple Leaf Wrestling: October '84
John Wisniski Jr. was
33 in WWE Maple Leaf Wrestling: October '84
as 'Greg "The Hammer" Valentine'.
Sun, Oct 21 1984
WWE Maple Leaf Wrestling: September '84
John Wisniski Jr. was
33 in WWE Maple Leaf Wrestling: September '84
as 'Greg "The Hammer" Valentine'.
Sun, Sep 23 1984
WWE The Brawl to End it All
John Wisniski Jr. was
32 in WWE The Brawl to End it All
as 'Greg "The Hammer" Valentine'.
Mon, Jul 23 1984
NWA Starrcade 1983
John Wisniski Jr. was
32 in NWA Starrcade 1983
as 'Greg "The Hammer" Valentine'.
Thu, Nov 24 1983
NWA The Race to Starrcade
John Wisniski Jr. was
31 in NWA The Race to Starrcade
as 'Greg Valentine'.
Wed, Sep 07 1983
NWA The Final Conflict
John Wisniski Jr. was
31 in NWA The Final Conflict
as 'Greg Valentine'.
Sat, Mar 12 1983
NWA Sam Muchnick Retirement Show
John Wisniski Jr. was
30 in NWA Sam Muchnick Retirement Show
as 'Greg Valentine'.
Fri, Jan 01 1982
WWE Maple Leaf Wrestling: December '85
John Wisniski Jr. will be
72+ in WWE Maple Leaf Wrestling: December '85
as 'Greg "The Hammer" Valentine'.
Unreleased
TV Shows (Acting Roles)
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
WWE's Most Wanted Treasures
John Wisniski Jr. was
69+ in WWE's Most Wanted Treasures
as 'Greg "The Hammer" Valentine'.
First Air Date
Sun, Apr 18 2021
Sun, Apr 18 2021
Biography: WWE Legends
John Wisniski Jr. was
69+ in Biography: WWE Legends
as 'Greg "The Hammer" Valentine'.
First Air Date
Sun, Apr 18 2021
Sun, Apr 18 2021
All Elite Wrestling: Dynamite
John Wisniski Jr. was
68+ in All Elite Wrestling: Dynamite
as 'Greg Valentine'.
First Air Date
Wed, Oct 02 2019
Wed, Oct 02 2019
AWF Warriors of Wrestling
John Wisniski Jr. was
43+ in AWF Warriors of Wrestling
as 'Greg "The Hammer" Valentine'.
First Air Date
Mon, Mar 06 1995
Mon, Mar 06 1995
WWE Raw
John Wisniski Jr. was
41+ in WWE Raw
as 'Greg "The Hammer" Valentine'.
First Air Date
Mon, Jan 11 1993
Mon, Jan 11 1993
WWF Wrestling Challenge
John Wisniski Jr. was
34+ in WWF Wrestling Challenge
as 'Greg Valentine'.
First Air Date
Sun, Sep 07 1986
Sun, Sep 07 1986
Saturday Night's Main Event
John Wisniski Jr. was
33+ in Saturday Night's Main Event
First Air Date
Sat, May 11 1985
Sat, May 11 1985
WWE Pay Per View
John Wisniski Jr. was
33+ in WWE Pay Per View
as 'Greg "The Hammer" Valentine'.
First Air Date
Sun, Mar 31 1985
Sun, Mar 31 1985