Louis Ayres

William Louis Ayres
Born1874
Died(1947-11-30)November 30, 1947 (age 73)
NationalityAmerican
OccupationArchitect
AwardsMedal of Honor, New York Chapter, American Institute of Architects
Fellow, National Academy of Design
BuildingsUnited States Memorial Chapel at the Meuse-Argonne American Cemetery and Memorial, Herbert C. Hoover United States Department of Commerce building

William Louis Ayres (1874November 30, 1947), better known by his professional name Louis Ayres, was an American architect who was one of the most prominent designers of monuments, memorials, and buildings in the nation in the early part of the 20th century. His style is characterized as Medievalist, often emphasizing elements of Romanesque Revival and Italian Renaissance, and Byzantine Revival architecture. He is best known for designing the United States Memorial Chapel at the Meuse-Argonne American Cemetery and Memorial and the Herbert C. Hoover U.S. Department of Commerce Building.