The Cleveland Cavaliers first began play in the NBA in 1970, as an expansion team under the ownership of Nick Mileti, Jerry Tomko, the father of future Major League Baseball pitcher Brett Daniel Tomko, submitted the winning entry to name the team the "Cavaliers" through a competition sponsored by "The Plain Dealer", Tomko is an American former professional baseball pitcher, played in which league?
History of the Cleveland Cavaliers:  Jerry Tomko, the father of future Major League Baseball pitcher Brett Tomko, submitted the winning entry to name the team the "Cavaliers" through a competition sponsored by "The Plain Dealer"; supporters preferred it to "Jays", "Foresters" and "Presidents". Brett Tomko:  He played in Major League Baseball (MLB) for the Cincinnati Reds, San Diego Padres, Seattle Mariners, St. Louis Cardinals, San Francisco Giants, Los Angeles Dodgers, New York Yankees, Oakland Athletics, Texas Rangers, and Kansas City Royals.
Major League Baseball