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.