Leon A. Viau

Leon A. Viau (July 5, 1866 – December 17, 1947) was a professional baseball player who played pitcher in the Major Leagues from 1888–1892.

He would play for the Cincinnati Red Stockings / Reds, Cleveland Spiders, Louisville Colonels, and Boston Beaneaters.

He played for the Binghamton Bingoes in 1906.