Samuel Walter Zoldak, nicknamed Sad Sam, (December 8, 1918 – August 25, 1966) was an American professional baseball pitcher. He played in Major League Baseball (MLB) for nine seasons in the American League with the St. Louis Browns, Cleveland Indians, and Philadelphia Athletics. In 250 career games, Zoldak pitched 929+1⁄3 innings and posted a win–loss record of 43–53, with 30 complete games, five shutouts, and a 3.54 earned run average (ERA).