SS Frederick E. Williamson was a Liberty ship built in the United States during World War II.

Frederick E. Williamson was laid down on 18 November 1944, under a Maritime Commission (MARCOM) contract, MC hull 2334, by J.A.

On 5 June 1946, she was laid up in the Hudson River Reserve Fleet, Jones Point, New York.

She was laid up in the James River Reserve Fleet, Lee Hall, Virginia, 6 October 1947.

She was scuttled with obsolete ammunition 100 nmi (190 km; 120 mi) off the coast of Tatoosh Island, Washington.