Jacob John Boultes (August 6, 1884 – December 24, 1955)^[1] was a professional baseball player of the early twentieth century. He played three seasons (1907–1909) for the Boston Doves, mostly as a pitcher although he also played a handful of games as a position player in 1907. In 42 games, Boultes had a record of 8 wins and 14 losses with an ERA of 2.96.