Nathaniel Dick Wallace (October 27, 1845 – July 16, 1894) was a U.S. Representative from Louisiana. Born in Columbia, Tennessee, Wallace attended the common schools and graduated from Trinity College Dublin in 1865. He returned to the United States in 1867 and engaged in the commission business in New Orleans, Louisiana, in 1878. He was twice elected president of the New Orleans Produce Exchange and was active in manufacturing enterprises.