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 74 years old
External Links
Movies (Acting Roles)
Sorted by Release Date
Midnight Massacre
John Wisniski Jr. was 74 in Midnight Massacre as 'Caepio'.Movie Released: Sat, Oct 25 2025
Chris Jericho's 30th Anniversary Celebration
John Wisniski Jr. was 69 in Chris Jericho's 30th Anniversary Celebration as 'Greg "The Hammer" Valentine'.Movie Released: 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)'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: Tue, Mar 11 2014
WWE: Starrcade - The Essential Collection
John Wisniski Jr. was 60 in WWE: Starrcade - The Essential Collection as 'Himself'.Movie Released: Tue, Jan 03 2012
JCW Legends and Icons
John Wisniski Jr. was 60 in JCW Legends and Icons Movie Released: Thu, Dec 08 2011
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'.Movie Released: 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'.Movie Released: Tue, Nov 25 2008
WWE: The History Of The WWE Championship
John Wisniski Jr. was 54 in WWE: The History Of The WWE Championship Movie Released: Tue, Sep 05 2006
The Greatest Wrestling Stars of the '80s
John Wisniski Jr. was 53 in The Greatest Wrestling Stars of the '80s as 'Self'.Movie Released: Tue, Jun 14 2005
World Wrestling Legends: 6:05 - The Reunion
John Wisniski Jr. was 53 in World Wrestling Legends: 6:05 - The Reunion as 'Greg Valentine'.Movie Released: Fri, Apr 29 2005
WWE Hall of Fame 2004
John Wisniski Jr. was 52 in WWE Hall of Fame 2004 as 'Self'.Movie Released: Fri, Mar 12 2004
Heroes of Wrestling
John Wisniski Jr. was 48 in Heroes of Wrestling as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Sun, Nov 23 1997
WWE Royal Rumble 1994
John Wisniski Jr. was 42 in WWE Royal Rumble 1994 as 'Greg "The Hammer" Valentine'.Movie Released: Sat, Jan 22 1994
WWE Survivor Series 1993
John Wisniski Jr. was 42 in WWE Survivor Series 1993 as 'The Blue Knight'.Movie Released: Wed, Nov 24 1993
The Immortal Hulk Hogan
John Wisniski Jr. was 41 in The Immortal Hulk Hogan as 'Greg Valentine'.Movie Released: Thu, Nov 05 1992
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'.Movie Released: Wed, Sep 02 1992
WCW Beach Blast
John Wisniski Jr. was 40 in WCW Beach Blast as 'Greg "The Hammer" Valentine'.Movie Released: Sat, Jun 20 1992
WCW WrestleWar 1992
John Wisniski Jr. was 40 in WCW WrestleWar 1992 as 'Greg "The Hammer" Valentine'.Movie Released: Sun, May 17 1992
WWE SuperTape: Volume 5
John Wisniski Jr. was 40 in WWE SuperTape: Volume 5 as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Feb 27 1992
WWE Royal Rumble 1992
John Wisniski Jr. was 40 in WWE Royal Rumble 1992 as 'Greg "The Hammer" Valentine'.Movie Released: Sun, Jan 19 1992
WWE Rampage '91
John Wisniski Jr. was 40 in WWE Rampage '91 as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Oct 24 1991
WWE SummerSlam 1991
John Wisniski Jr. was 39 in WWE SummerSlam 1991 as 'Greg "The Hammer" Valentine'.Movie Released: Mon, Aug 26 1991
WWE WrestleFest '91
John Wisniski Jr. was 39 in WWE WrestleFest '91 as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Sun, Apr 21 1991
WWE Mega Matches
John Wisniski Jr. was 39 in WWE Mega Matches as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Mar 28 1991
WWE WrestleMania VII
John Wisniski Jr. was 39 in WWE WrestleMania VII as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Sun, Mar 17 1991
WWE Funniest Moments
John Wisniski Jr. was 39 in WWE Funniest Moments as 'Greg "The Hammer" Valentine'.Movie Released: Wed, Feb 27 1991
WWE Royal Rumble 1991
John Wisniski Jr. was 39 in WWE Royal Rumble 1991 as 'Greg "The Hammer" Valentine'.Movie Released: Sat, Jan 19 1991
WWE Survivor Series 1990
John Wisniski Jr. was 39 in WWE Survivor Series 1990 as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Nov 22 1990
WWE Hottest Matches
John Wisniski Jr. was 39 in WWE Hottest Matches as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Oct 25 1990
Battle of the WWE Superstars
John Wisniski Jr. was 38 in Battle of the WWE Superstars as 'Greg Valentine'.Movie Released: Thu, Aug 23 1990
WWE SuperTape: Volume 2
John Wisniski Jr. was 38 in WWE SuperTape: Volume 2 as 'Greg "The Hammer" Valentine'.Movie Released: Wed, Jul 25 1990
WWF/AJPW/NJPW Wrestling Summit
John Wisniski Jr. was 38 in WWF/AJPW/NJPW Wrestling Summit Movie Released: 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'.Movie Released: Sun, Mar 25 1990
Wrestling Superheroes
John Wisniski Jr. was 38 in Wrestling Superheroes as 'Greg "The Hammer" Valentine'.Movie Released: Wed, Mar 21 1990
WWE Royal Rumble 1990
John Wisniski Jr. was 38 in WWE Royal Rumble 1990 as 'Greg "The Hammer" Valentine'.Movie Released: Sun, Jan 21 1990
WWE Survivor Series 1989
John Wisniski Jr. was 38 in WWE Survivor Series 1989 as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Nov 23 1989
WWE SummerSlam 1989
John Wisniski Jr. was 37 in WWE SummerSlam 1989 as 'Greg Valentine'.Movie Released: Mon, Aug 28 1989
Fan Favorites
John Wisniski Jr. was 37 in Fan Favorites as 'Greg Valentine'.Movie Released: 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'.Movie Released: Wed, Aug 09 1989
Demolition: Witness the Power
John Wisniski Jr. was 37 in Demolition: Witness the Power as 'Greg "The Hammer" Valentine'.Movie Released: Wed, Aug 09 1989
The Ultimate Warrior
John Wisniski Jr. was 37 in The Ultimate Warrior as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: 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'.Movie Released: Sun, Apr 23 1989
WWE WrestleMania V
John Wisniski Jr. was 37 in WWE WrestleMania V as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Sun, Jan 29 1989
WWE Royal Rumble 1989
John Wisniski Jr. was 37 in WWE Royal Rumble 1989 as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Sat, Dec 17 1988
WWE Survivor Series 1988
John Wisniski Jr. was 37 in WWE Survivor Series 1988 as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Nov 24 1988
Macho Madness
John Wisniski Jr. was 37 in Macho Madness as 'Greg "The Hammer" Valentine'.Movie Released: Wed, Oct 19 1988
WWE U.K. Rampage 1988
John Wisniski Jr. was 37 in WWE U.K. Rampage 1988 as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: Sun, Apr 24 1988
WWE WrestleMania IV
John Wisniski Jr. was 36 in WWE WrestleMania IV as 'Greg "The Hammer" Valentine'.Movie Released: Sun, Mar 27 1988
Brutus "The Barber" Beefcake
John Wisniski Jr. was 36 in Brutus "The Barber" Beefcake as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Mar 03 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'.Movie Released: Tue, Dec 15 1987
Wrestling's Most Embarrassing Moments
John Wisniski Jr. was 36 in Wrestling's Most Embarrassing Moments as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Fri, Dec 11 1987
WWE Survivor Series 1987
John Wisniski Jr. was 36 in WWE Survivor Series 1987 as 'Greg Valentine'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: Wed, Jun 24 1987
WWE WrestleMania III
John Wisniski Jr. was 35 in WWE WrestleMania III as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: Thu, Jan 01 1987
Inside the Steel Cage
John Wisniski Jr. was 35 in Inside the Steel Cage as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: Sun, Oct 19 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'.Movie Released: Wed, Oct 15 1986
The British Bulldogs
John Wisniski Jr. was 35 in The British Bulldogs as 'Greg Valentine'.Movie Released: Wed, Oct 15 1986
WWE The Big Event
John Wisniski Jr. was 34 in WWE The Big Event as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Aug 28 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'.Movie Released: Fri, Jun 06 1986
Ricky "The Dragon" Steamboat
John Wisniski Jr. was 34 in Ricky "The Dragon" Steamboat as 'Greg "The Hammer" Valentine'.Movie Released: Fri, May 02 1986
WrestleMania II
John Wisniski Jr. was 34 in WrestleMania II as 'Greg "The Hammer" Valentine'.Movie Released: Mon, Apr 07 1986
WWE Grudge Match
John Wisniski Jr. was 34 in WWE Grudge Match as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Mar 27 1986
Tag Team Champions
John Wisniski Jr. was 34 in Tag Team Champions as 'Greg Valentine'.Movie Released: 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'.Movie Released: Wed, Jan 01 1986
The WWF's Amazing Managers
John Wisniski Jr. was 34 in The WWF's Amazing Managers as 'Greg 'The Hammer' Valentine'.Movie Released: Tue, Dec 31 1985
WWE Maple Leaf Wrestling: December '85
John Wisniski Jr. was 34 in WWE Maple Leaf Wrestling: December '85 as 'Greg "The Hammer" Valentine'.Movie Released: Sun, Dec 15 1985
WWE Maple Leaf Wrestling: October '85
John Wisniski Jr. was 34 in WWE Maple Leaf Wrestling: October '85 as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: Sun, Apr 21 1985
WrestleMania
John Wisniski Jr. was 33 in WrestleMania as 'Greg "The Hammer" Valentine'.Movie Released: Sun, Mar 31 1985
WWF Hulkamania 1
John Wisniski Jr. was 33 in WWF Hulkamania 1 as 'Greg Valentine'.Movie Released: Tue, Jan 01 1985
Most Unusual Matches
John Wisniski Jr. was 33 in Most Unusual Matches as 'Greg "The Hammer" Valentine'.Movie Released: 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'.Movie Released: 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'.Movie Released: 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'.Movie Released: Mon, Jul 23 1984
NWA Boogie Jam
John Wisniski Jr. was 32 in NWA Boogie Jam as 'Greg Valentine'.Movie Released: Sat, Mar 17 1984
NWA Starrcade 1983
John Wisniski Jr. was 32 in NWA Starrcade 1983 as 'Greg "The Hammer" Valentine'.Movie Released: Thu, Nov 24 1983
NWA The Race to Starrcade
John Wisniski Jr. was 31 in NWA The Race to Starrcade as 'Greg Valentine'.Movie Released: Wed, Sep 07 1983
NWA The Final Conflict
John Wisniski Jr. was 31 in NWA The Final Conflict as 'Greg Valentine'.Movie Released: Sat, Mar 12 1983
NWA Sam Muchnick Retirement Show
John Wisniski Jr. was 30 in NWA Sam Muchnick Retirement Show as 'Greg Valentine'.Movie Released: Fri, Jan 01 1982
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'.TV Show Released: 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'.TV Show Released: First Air Date
Sun, Apr 18 2021
Sun, Apr 18 2021
Undertaker: The Last Ride
John Wisniski Jr. was 68+ in Undertaker: The Last Ride as 'Greg Valentine (archive footage)'.TV Show Released: First Air Date
Sun, May 10 2020
Sun, May 10 2020
All Elite Wrestling: Dynamite
John Wisniski Jr. was 68+ in All Elite Wrestling: Dynamite as 'Greg Valentine'.TV Show Released: 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'.TV Show Released: First Air Date
Mon, Mar 06 1995
Mon, Mar 06 1995
Raw
John Wisniski Jr. was 41+ in Raw as 'Greg "The Hammer" Valentine'.TV Show Released: First Air Date
Mon, Jan 11 1993
Mon, Jan 11 1993
Clash of the Champions
John Wisniski Jr. was 36+ in Clash of the Champions as 'Greg "The Hammer" Valentine'.TV Show Released: First Air Date
Sun, Mar 27 1988
Sun, Mar 27 1988
WWF Wrestling Challenge
John Wisniski Jr. was 34+ in WWF Wrestling Challenge as 'Greg Valentine, Greg "The Hammer" Valentine'.TV Show Released: First Air Date
Sat, Sep 06 1986
Sat, Sep 06 1986
WWF Superstars
John Wisniski Jr. was 34+ in WWF Superstars as 'Greg "The Hammer" Valentine'.TV Show Released: First Air Date
Sat, Sep 06 1986
Sat, Sep 06 1986
WWE Saturday Night's Main Event
John Wisniski Jr. was 33+ in WWE Saturday Night's Main Event as 'Greg Valentine, , Greg "The Hammer" Valentine'.TV Show Released: 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 TV Show Released: First Air Date
Sun, Mar 31 1985
Sun, Mar 31 1985
Tuesday Night Titans
John Wisniski Jr. was 32+ in Tuesday Night Titans as 'Greg "The Hammer" Valentine, Greg Valentine'.TV Show Released: First Air Date
Tue, May 29 1984
Tue, May 29 1984
WCW Arena Shows
John Wisniski Jr. was 32+ in WCW Arena Shows as 'Greg Valentine'.TV Show Released: First Air Date
Sun, Oct 23 1983
Sun, Oct 23 1983
Mid-Atlantic Championship Wrestling
John Wisniski Jr. was 29+ in Mid-Atlantic Championship Wrestling as 'Greg Valentine'.TV Show Released: First Air Date
Sat, Sep 12 1981
Sat, Sep 12 1981
WWF All-Star Wrestling
John Wisniski Jr. was 23+ in WWF All-Star Wrestling as 'Greg Valentine, Greg 'The Hammer' Valentine'.TV Show Released: First Air Date
Sat, Sep 13 1975
Sat, Sep 13 1975
WWE Old School
John Wisniski Jr. was 21+ in WWE Old School as 'Greg Valentine, Greg "The Hammer" Valentine'.TV Show Released: First Air Date
Sat, Jun 30 1973
Sat, Jun 30 1973