John Mortl Lanzo was an American professional wrestler, better known by his ring name, Blackjack Lanza. Along with his long-term tag team partner, Blackjack Mulligan, Lanza was one-half of The Blackjacks: "black cowboy hat-wearing, cowboy boot-stomping, rugged hombres who drew money wherever they went". From the 1960s to 1980s, Lanza wrestled for promotions such as the American Wrestling Association, World Wrestling Association, and the World Wide Wrestling Federation, winning the AWA World Tag Team Championship, WWA World Tag Team Championship, and WWWF World Tag Team Championship alongside Mulligan. He is a member of the WWE Hall of Fame and the Professional Wrestling Hall of Fame.