Archibald Hunter Arrington Williams (22 October 1842 - 5 September 1895) was a Democratic U.S. Congressman from North Carolina between 1891 and 1893.
Born near Louisburg, North Carolina, he attended local schools and then Emory and Henry College in Virginia. He enlisted in the Confederate Army during the American Civil War and served in the Army of Northern Virginia.
After the Confederate surrender, Williams returned to Granville County, North Carolina and developed the Oxford and Henderson Railroad, of which he was the president. In 1883, he was elected to the North Carolina State House for a single term.
In 1890, Williams was elected to the 52nd United States Congress and served for a single term; he was defeated for re-election in 1892. Williams died in Chase City, Virginia in 1895 and is buried in Oxford, North Carolina.