Gustavus Sessinghaus (November 8, 1838 – November 16, 1887) was a U.S.
Representative from Missouri.
Born in Koela, Prussia, Sessinghaus pursued preparatory studies.
Immigrated to the United States and settled in St.
Louis, Missouri.
During the Civil War served as a private in Company A, Fifth Regiment, United States Reserve Corps, Missouri Volunteer Infantry.
He served as member of the school board 1878-1880.
He successfully contested as a Republican the election of Richard G.
Frost to the Forty-seventh Congress and served two days only, (March 2, 1883 – March 3, 1883).
He was an unsuccessful candidate for reelection in 1882 to the Forty-eighth Congress.
He engaged in the milling business.
He died in St.
Louis, Missouri on November 16, 1887 and was interred at Bellefontaine Cemetery.