Americus Vespucius Rice (November 18, 1835 – April 4, 1904) was a nineteenth-century politician, banker, and businessman from Ohio.

From 1875 to 1879, he served two consecutive terms in the United States House of Representatives.

As colonel of the 57th Ohio Infantry at the Battle of Kennesaw Mountain in the Atlanta Campaign, he was wounded and his right leg was amputated.

After the close of the war, Rice was manager of a private banking house in Ottawa, Ohio, was a delegate to the Democratic National Convention in 1872 and was elected a Democrat to the United States House of Representatives in 1874, serving from 1875 to 1879, not being a candidate for renomination in 1878.

Rice moved to Washington, D.C., in 1899 and engaged in banking and other various enterprises and was appointed a purchasing agent for the United States Census Bureau.