William Corcoran Eustis

William Corcoran Eustis (July 20, 1862 – November 24, 1921) was a captain in the United States Army and the personal assistant to General John J. Pershing during World War I. He was chairman of the inauguration committee for the first inauguration of Woodrow Wilson in 1913 and started the Loudoun Hunt in 1894. Early life He was born on July 20, 1862, in Paris to former U.S. Representative George Eustis Jr. (1828–1872) and Louise Morris "Lulie" (née Corcoran) Eustis (1838–1867), who married in April 1859. His brother was George Peabody Eustis and his younger sister was Louise Marie Eustis, who married polo player Thomas Hitchcock Sr. He was a grandson of Clarisse (née Allain) Eustis and George Eustis Sr., Chief Justice of the Louisiana Supreme Court. His mother was the only surviving child of banker and philanthropist William Wilson Corcoran, co-founder of the Riggs Bank, and Louis (née Morris) Corcoran, a daughter of naval officer Charles Morris. His paternal uncle was U.S. Senator and Ambassador to France James Biddle Eustis. Eustis was educated at Shadwell School in Albemarle County, Virginia, the Hanover Academy in Hanover County, Virginia before attending the University of Virginia from 1880 to 1882. He then attended Harvard Law School, graduating in 1887.