About Greg Valentine
Jonathan Anthony Wisniski (born September 20, 1951) is an American retired professional wrestler, better known as Greg "the Hammer" Valentine. He is the son of wrestler Johnny Valentine. Over five decades, Valentine held more than 40 championships, including the NWA United States Heavyweight Championship, WWC Universal Heavyweight Championship, WWF Intercontinental Heavyweight Championship, NWA World Tag Team Championship, and WWF World Tag Team Championship. An alumnus of Mid-Atlantic Championship Wrestling, the World Wrestling Federation and World Championship Wrestling, he was inducted into the WWE Hall of Fame Class of 2004 and the Professional Wrestling Hall of Fame in 2016. == Early life == Born in Seattle, Washington, Wisniski traveled around Texas in his teens with his father; Johnny Valentine. During a summer vacation, he decided to drop out of college and become a wrestler. His father initially tried to deter him, but eventually ceded to his wishes and sent him to Canada in 1970 to train under Stu Hart in Calgary. == Professional wrestling career == === Early career (1970–1976) === Wisniski was trained to wrestle by Stu Hart, wrestling his debut match in July 1970 against Angelo "King Kong" Mosca (he lost in around five minutes). Six months later, Wisniski relocated to Detroit, Michigan to complete his training under the Sheik. Initially reluctant to take his father's ring name, Wisniski wrestled as Baby Face Nelson before becoming Johnny Fargo, one half of the Fargo Brothers with Don Fargo between 1971 and 1974.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.