Adelbert Ames (October 31, 1835 – April 13, 1933) was an American sailor, soldier, and politician. He served with distinction as a Union Army general during the American Civil War. As a Radical Republican and a Carpetbagger, he was military governor, Senator and civilian governor in Reconstruction-era Mississippi. In 1898 he served as a United States Army general during the Spanish-American War. Ames was the last substantive general officer of the Civil War to die, dying at age 97 in 1933.