Birthday

1951-09-20

Birthplace

Seattle, Washington, USA

Gender

Male

Known For

Acting

John Wisniski Jr.

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.

Acting Credits

WrestleMania

Greg "The Hammer" Valentine

WrestleMania II

Greg "The Hammer" Valentine

WWE WrestleMania III

Greg "The Hammer" Valentine

WWE WrestleMania V

Greg "The Hammer" Valentine

Battle of the WWE Superstars

Greg Valentine

WWE WrestleFest '91

Greg "The Hammer" Valentine

The British Bulldogs

Greg Valentine

WWE Hottest Matches

Greg "The Hammer" Valentine

WWE SuperTape: Volume 2

Greg "The Hammer" Valentine

WWE SuperTape: Volume 5

Greg "The Hammer" Valentine

Demolition: Witness the Power

Greg "The Hammer" Valentine

WWE Mega Matches

Greg "The Hammer" Valentine

WWE Rampage '91

Greg "The Hammer" Valentine

The Ultimate Warrior

Greg "The Hammer" Valentine

Ricky "The Dragon" Steamboat

Greg "The Hammer" Valentine

WWE WrestleMania VII

Greg "The Hammer" Valentine

WWE Royal Rumble 1991

Greg "The Hammer" Valentine

WWE Survivor Series 1990

Greg "The Hammer" Valentine

WWE SummerSlam 1991

Greg "The Hammer" Valentine

WWE Survivor Series 1993

The Blue Knight

WWE Survivor Series 1988

Greg "The Hammer" Valentine

NWA Starrcade 1983

Greg "The Hammer" Valentine

Midnight Massacre

Caepio

WCW Beach Blast

Greg "The Hammer" Valentine

WCW World War 3 1997

Greg "The Hammer" Valentine

Bob Uecker's Wacky World of Sports

Greg "The Hammer" Valentine

Behind the Ropes: The Greatest Fraternity in the World

Himself

Fan Favorites

Greg Valentine

At What Cost? Anatomy of Professional Wrestling

Himself

The Best of the WWF: volume 4

Greg "The Hammer" Valentine

The Best of the WWF: volume 5

Greg "The Hammer" Valentine

The Best of the WWF: volume 7

Greg "The Hammer" Valentine

The Best of the WWF: volume 9

Greg "The Hammer" Valentine

The Best of the WWF: volume 10

Greg "The Hammer" Valentine

The Best of the WWF: volume 11

Greg "The Hammer" Valentine

The Best of the WWF: volume 14

Greg "The Hammer" Valentine

The Best of the WWF: volume 16 Around the World

Greg "The Hammer" Valentine

The Best of the WWF: volume 20

Greg "The Hammer" Valentine

Most Unusual Matches

Greg "The Hammer" Valentine

WWF Hulkamania 1

Greg Valentine

World Wrestling Legends: 6:05 - The Reunion

Greg Valentine

Timeline: The History of WWE – 1985 – As Told By Greg Valentine

Himself

WWE: The U.S. Championship: A Legacy of Greatness

Greg 'The Hammer' Valentine (archive footage)

JCW Legends and Icons

WWE Maple Leaf Wrestling: April '89

Greg "The Hammer" Valentine

WWE U.K. Rampage 1988

Greg "The Hammer" Valentine

WWE Houston Wrestling: October '86

Greg "The Hammer" Valentine

WWE Houston Wrestling: October '87

Greg "The Hammer" Valentine

WWE Houston Wrestling: December '87

Greg "The Hammer" Valentine

WWE Los Angeles Wrestling: December '88

Greg "The Hammer" Valentine

WWE Los Angeles Wrestling: January '89

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: September '84

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: October '84

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: April '85

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: September '85

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: October '85

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: December '85

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: January '87

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: June '87

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: April '88

Greg "The Hammer" Valentine

WWE Wrestling at The Meadowlands: January '87

Greg "The Hammer" Valentine

WWE Maple Leaf Wrestling: July '88

Greg "The Hammer" Valentine

WWE Wrestling at The Meadowlands: September '88

Greg "The Hammer" Valentine

WWE Wrestling at The Meadowlands: May '89

Greg "The Hammer" Valentine

WWE: The History Of The WWE Championship

WWE Hall of Fame 2004

Self

WWF/AJPW/NJPW Wrestling Summit

WWE: 150 Best Pay-Per-View Matches, Vol 1

Himself

WWE: The History Of The Intercontinental Championship

Himself

WWE: Starrcade - The Essential Collection

Himself

NWA The Final Conflict

Greg Valentine

350 Days

Self

Tag Team Champions

Greg Valentine

WWE WrestleMania IV

Greg "The Hammer" Valentine

WCW Clash of The Champions XX: 20th Anniversary

Greg "The Hammer" Valentine

Heroes of Wrestling

Greg "The Hammer" Valentine

WWE Royal Rumble 1989

Greg "The Hammer" Valentine

WWE Survivor Series 1989

Greg "The Hammer" Valentine

NWA Sam Muchnick Retirement Show

Greg Valentine

NWA The Race to Starrcade

Greg Valentine

NWA Boogie Jam

Greg Valentine

WWE The Brawl to End it All

Greg "The Hammer" Valentine

WWE The Ultimate Challenge Special: The March to WrestleMania VI

Greg "The Hammer" Valentine

WWE The Big Event

Greg "The Hammer" Valentine

WWE Survivor Series 1987

Greg Valentine

WWE Superstars & Stripes Forever: The March to WrestleMania VII

Greg "The Hammer" Valentine

WWE U.K. Rampage 1991

Greg "The Hammer" Valentine

WWE Royal Rumble 1992

Greg "The Hammer" Valentine

WWE Royal Rumble 1990

Greg "The Hammer" Valentine

WWE SummerSlam 1989

Greg Valentine

WWE Royal Rumble 1994

Greg "The Hammer" Valentine

WCW Wrestle War: WarGames

Greg "The Hammer" Valentine

Chris Jericho's 30th Anniversary Celebration

Greg "The Hammer" Valentine

The Immortal Hulk Hogan

Greg Valentine

WrestleMania

Greg Valentine

WrestleMania 2

Greg 'The Hammer' Valentine

WrestleMania III

Greg 'The Hammer' Valentine

WrestleMania IV

Greg 'The Hammer' Valentine

The WWF's Amazing Managers

Greg 'The Hammer' Valentine

Macho Madness

Greg "The Hammer" Valentine

Brutus "The Barber" Beefcake

Greg "The Hammer" Valentine

Inside the Steel Cage

Greg "The Hammer" Valentine

Wrestling Superheroes

Greg "The Hammer" Valentine

Wrestling's Most Embarrassing Moments

Greg "The Hammer" Valentine

WWE Funniest Moments

Greg "The Hammer" Valentine

The Greatest Stars of the 80's

Self

WWE Grudge Match

Greg "The Hammer" Valentine

Biography: WWE Legends

Greg "The Hammer" Valentine

AWF Warriors of Wrestling

AWF Warriors of Wrestling

Greg "The Hammer" Valentine

WWE's Most Wanted Treasures

Greg "The Hammer" Valentine

Raw

Greg "The Hammer" Valentine

WWF Wrestling Challenge

Greg Valentine

All Elite Wrestling: Dynamite

Greg Valentine

Saturday Night's Main Event

Greg Valentine

Saturday Night's Main Event

WWF Wrestling Challenge

Greg "The Hammer" Valentine

Undertaker: The Last Ride

Greg Valentine (archive footage)

WWF All-Star Wrestling

Greg Valentine

WWF All-Star Wrestling

Greg 'The Hammer' Valentine

WWE Old School

Greg Valentine

WWE Old School

Greg "The Hammer" Valentine

Saturday Night's Main Event

Greg "The Hammer" Valentine

Tuesday Night Titans

Greg "The Hammer" Valentine

Tuesday Night Titans

Greg Valentine

Mid-Atlantic Championship Wrestling

Greg Valentine