USS Dunn County (LST-742) was an LST-542-class tank landing ship built for the United States Navy during World War II.
LST-742 was laid down on 12 March 1944 at Pittsburgh, Pennsylvania by the Dravo Corporation of Neville Island; launched on 22 April 1944; sponsored by Mrs. Harry Lester; and commissioned on 23 May 1944.
During World War II, LST-742 was assigned to the Asiatic-Pacific theater and participated in the following operations: the Lingayen Gulf landing (January 1945), Visayan Island landings (March - April 1945) and the Tarakan Island operation (April - May 1945).
Following the war, LST-742 was decommissioned on 26 April 1946 and transferred to the United States Army on 28 June 1946 to serve as USAT LST-742.
This article incorporates text from the public domain Dictionary of American Naval Fighting Ships.