Harry Pree Billiard (November 11, 1883 – June 3, 1923), nicknamed "Pree", was an American Major League Baseball pitcher who played in 1908 with the New York Highlanders of the American League, then in 1914 with the Indianapolis Hoosiers, continuing with the team in 1915 when it moved and became the Newark Pepper. He batted and threw left-handed.