Seth W. Brown (January 4, 1841 – February 24, 1923) was a U.S. Representative from Ohio. Born near Waynesville, Ohio, Brown attended the public schools.During the Civil War served in Company H, Seventy-ninth Regiment, Ohio Volunteer Infantry.He engaged in the newspaper business.He studied law.He was admitted to the bar in 1873 and commenced practice in Waynesville, Ohio.He served as prosecuting attorney for Warren County 1880-1883.He resumed the practice of law in Lebanon, Ohio.He served as member of the State house of representatives 1883-1887.Presidential elector in 1888 for Harrison/Morton.Brown was elected as a Republican to the Fifty-fifth and Fifty-sixth Congresses (March 4, 1897 – March 3, 1901).He was an unsuccessful candidate for renomination in 1900.He resumed the practice of law