Andrew Mark Heaney is an American professional baseball pitcher for the Texas Rangers of Major League Baseball (MLB). He has previously played in MLB for the Miami Marlins, Los Angeles Angels, New York Yankees and Los Angeles Dodgers. Prior to becoming a professional, he played college baseball for the Oklahoma State Cowboys.

David Christopher Hatcher is an American former professional baseball pitcher. He played in Major League Baseball (MLB) for the Florida/Miami Marlins, Los Angeles Dodgers, and Oakland Athletics.