Antonio Joseph (August 25, 1846 – April 19, 1910) was a Delegate from the Territory of New Mexico.
Born in Taos, N.Mex., Joseph attended Lux's Academy in Taos, Bishop Lammy's School in Santa Fe, New Mexico, Webster College in St. Louis County, Missouri, and Bryant and Stratton's Commercial College, St. Louis, Missouri. He engaged in mercantile pursuits. County judge of Taos County, New Mexico from 1878 to 1880. He moved to Ojo Caliente, New Mexico, in 1880. He served as member of the Territorial house of representatives in 1882.
Joseph was elected as a Democrat to the Forty-ninth and to the four succeeding Congresses (March 4, 1885-March 3, 1895). He was an unsuccessful candidate for reelection in 1894 to the Fifty-fourth Congress. He served in the Territorial senate 1896-1898, serving as president of that body in 1898. He again engaged in the mercantile business. He was owner of hotels and extensive lands. He died in Ojo Caliente, New Mexico, April 19, 1910. He was interred in Fairview Cemetery, Santa Fe, New Mexico.