Jonathan Ray Lieber is an American former professional baseball pitcher. He stands 6 feet 2 inches (1.88 m) tall and weighs 240 pounds (110 kg). He played in Major League Baseball (MLB) for the Pittsburgh Pirates (1994–1998), Chicago Cubs, New York Yankees (2004), and Philadelphia Phillies (2005–2007). He batted left-handed and threw right-handed, and utilized a fastball, a slider, and a changeup for his pitches. In a 14-season career, Lieber compiled a 131–124 record with 1,553 strikeouts and a 4.27 ERA in 2,198 innings pitched.