Andrew Fuller Fox (April 26, 1849 – August 29, 1926) was an American lawyer and politician who served three terms as a U.S. Representative from Mississippi from 1897 to 1903.

Born in Reform, Alabama, Fox moved to Calhoun County, Mississippi, with his parents in 1853.

He attended private schools, and was graduated from Mansfield (Texas) College in 1872.

He was admitted to the bar in 1877 and commenced practice in Calhoun and Webster Counties.

He engaged in the practice of law in West Point, Mississippi, until 1914, when he retired.