Frederick S. Strong (November 12, 1855 – March 9, 1935) was a career officer in the United States Army. He attained the rank of major general, and was a veteran of the American Indian Wars, Spanish–American War, and World War I. Strong was best known for his command of the Hawaiian Department from 1916 to 1917 and the 40th Division during World War I. Strong retired in August 1919. In retirement, he resided in San Diego. He died on March 9, 1935 and was buried at Arlington National Cemetery.