Alois Terry Leiter (; born October 23, 1965) is an American former professional baseball left-handed starting pitcher. Leiter pitched 19 seasons in Major League Baseball (MLB) for the New York Yankees, Toronto Blue Jays, Florida Marlins and New York Mets. He serves as an advisor for baseball operations with the NY Mets. He is now a studio analyst for MLB Network, and formerly a color commentator for the YES Network and 2016 Marlins Fox Sports Florida game analyst.
