USS SC-38, during her service life known as USS Submarine Chaser No. 38 or USS S.C. 38, was an SC-1-class submarine chaser built for the United States Navy during World War I. SC-38 was a wooden-hulled 110-foot (34 m) submarine chaser built at the New York Navy Yard at Brooklyn, New York. She was commissioned on 1 February 1918 as USS Submarine Chaser No. 38, abbreviated at the time as USS S.C. 38. In 1919, Submarine Chaser No. 38 participated in North Sea minesweeping operations to clear the North Sea Mine Barrage. During these operations, she struck a mine on 4 September 1919 and was damaged, but suffered no casualties. She was salvaged, and the Navy sold her to Thomas Lee of Ipswich, England, in December 1919.