Hugh Aloysius Drum (September 19, 1879 – October 3, 1951) was a career United States Army officer who served in World War I and World War II and attained the rank of lieutenant general. He was notable for his service as chief of staff of the First United States Army during World War I, and commander of First Army during the initial days of World War II. Drum died in New York City on October 3, 1951, and was buried at Arlington National Cemetery.