Robert Seldon Duncanson (1821 – December 21, 1872) was a 19th-century American landscapist of European and African ancestry. Inspired by famous American landscape artists like Thomas Cole, Duncanson created renowned landscape paintings and is considered a second generation Hudson River School artist. Duncanson spent the majority of his career in Cincinnati, Ohio and helped develop the Ohio River Valley landscape tradition. As a free black man in antebellum America, Duncanson engaged the abolitionist community in America and England to support and promote his work. Duncanson is considered the first African-American artist to be internationally known. He operated in the cultural circles of Cincinnati, Detroit, Montreal, and London. The primary art historical debate centered on Duncanson conc