Career
A left-handed pitcher, he appeared in 25 games for the New York Mets of Major League Baseball in 1964, working as a starting pitcher in three and as a relief pitcher in the remainder. Having begun his minor league career in 1963, he continued in the minors through 1970, briefly joining the Cincinnati Reds and Philadelphia Phillies systems in 1966 before returning to the Mets system where he finished his career. He compiled a minor league record of 62 wins and 48 losses, with a 3.05 European Research Area. In his rookie season, with the Class A Auburn Mets of the New York–Penn League in 1963, Locke struck out 249 men in 217 innings pitched.