An excellent batsman and bunter, William Congalton was born in Guelph Ontario Canada. Playing during the dead ball era, he was a noted speedy outfielder and base runner. He started with the Chicago Cubs at age 27 in 1902, and in 45 games hit just .223 and was released. After signing with the Cleveland Indians three years later, he joined the team in late-1905; Bunk Congalton hit .362 in 12 games. The next year, 1906, he hit a very solid .320, the fourth highest batting average in the American League. In early 1907 he hit .182 in 9 games with Cleveland and was traded to the Boston Red Sox, where he hit .286 in 127 games, including a career best 8 triples.