Archibald Willingham DeGraffenreid Clarendon Butt (September 26, 1865 – April 15, 1912) was an American journalist and United States Army officer. After a short career as a newspaper reporter, he served two years as the First Secretary of the American embassy in Mexico. He was commissioned in the United States Volunteers in 1900 and served in the Quartermaster Corps during the Philippine Insurrection. He gained notice for his work in logistics and animal husbandry, and received a commission in the regular United States Army in 1901. After brief postings in Washington, D.C., and Cuba, he was appointed military aide to Presidents Theodore Roosevelt and William Howard Taft.