List of Famous people who died in 1973

Ira Sprague Bowen was an American physicist and astronomer. In 1927 he discovered that nebulium was not really a chemical element but instead doubly ionized oxygen.

Jerry Blaine was a bandleader, co-founder of Jubilee Records, record distributor, and singer who recorded 18 sides for the Master and Bluebird labels in 1937-1938.

Ralph Thomas Walker FAIA was an American architect, president of the American Institute of Architects and partner of the firm McKenzie, Voorhees, Gmelin; and its successor firms Voorhees, Gmelin & Walker, Voorhees, Walker, Foley & Smith; Voorhees, Walker, Smith & Smith; and Voorhees, Walker, Smith, Smith & Haines. Walker is best known for his designs for the Barclay–Vesey Building (1922–26) and 1 Wall Street (1928–31), but was also involved in numerous other Art Deco telecommunications buildings in the New York City area.

Achille Liénart was a French Cardinal of the Roman Catholic Church. He served as Bishop of Lille from 1928 to 1968, and was elevated to the cardinalate in 1930.

Mary Carr, was an American film actress and was married to the actor William Carr (1866–1937). She appeared in 144 films between 1915 and 1956. She was given some of filmdoms plum mother roles in silent pictures, especially Fox's 1920 Over the Hill to the Poorhouse which was a great success. She was interred in Calvary Cemetery. Carr bore a strong resemblance to Lucy Beaumont, another famous character actress of the time who specialized in mother roles. As older actresses such as Mary Maurice and Anna Townsend passed on, Carr, still in her forties, seem to inherit all the matriarchal roles in silent films.