John W. Gaddis

John W. Gaddis (December 2, 1858 - September 5, 1931) was a noted architect of Vincennes, Indiana. He designed numerous buildings that are preserved and listed on the National Register of Historic Places (NRHP).

His works include: Shriver House, 117 E. 3rd. St., Flora, Illinois, 1893. NRHP-listed in 2008, NRHP reference number 08000566. Vermillion County Jail, 220 E. Market St., Newport, Indiana, 1896. NRHP-listed Demolished in 1969. Flora Public Library, Flora, Illinois, 1904. Demolished in 1990. Olney Carnegie Library, 401 E. Main St., Olney, Illinois, 1904 NRHP-listed NRHP-listed Clay County Courthouse, Bounded by US 40, Harrison, Jackson, and Alabama streets, Brazil, Indiana, 1914. NRHP-listed in 1999, NRHP reference number 99001109 Adult High School (Clarksville, Tennessee), originally called Clarksville High School, Greenwood Ave., Clarksville, Tennessee, 1917. NRHP-listed Shadowwood, also known as the Wharf Estate, 6451 E. Wheatland Rd., Vincennes, Indiana, 1917. NRHP-listed