Augustus William Smith (May 12, 1802 – March 26, 1866) was an American educator, astronomer and mathematician in the mid-19th century. Smith was born in Newport, Herkimer County, New York, May 12, 1802. He attended Hamilton College, and graduated in 1825. After college, he began teaching in the Methodist Oneida conference seminary, in Cazenovia, New York. He became head of Oneida in 1827, the same year in which he married his wife, Catherine R. Childs. While at Oneida, he earned a master's degree from Hamilton.