– July 21, 1928: Mrs. Earl Winfield Spencer Jr. July 21, 1928 – May 7, 1937: Mrs. Ernest Aldrich Simpson May 7, 1937 – June 3, 1937: Mrs. Wallis Warfield Wallis resumed her maiden surname by deed poll on May 7, 1937, but continued to use the title "Mrs". June 3, 1937 – April 24, 1986: Her Grace The Duchess of Windsor The Duchess of Windsor was unofficially styled Her Royal Highness within her own household. Notes and references Bibliography Ziegler, Philip (2004). "Windsor, (Bessie) Wallis, duchess of Windsor (1896–1986)", Oxford Dictionary of National Biography, Oxford University Press, , retrieved 2 May 2010 (subscription required) Further reading External links The Duchess of Windsor at 212 East Biddle Street – Explore Baltimore Heritage 1896 births 1986 deaths 20th-century American women American emigrants to France American Episcopalians American expatriates in the United Kingdom American women philanthropists American socialites Windsor British royal memoirists Burials at the Royal Burial Ground, Frogmore Abdication of Edward VIII House of Windsor Jewellery collectors Mistresses of Edward VIII People from Franklin County, Pennsylvania Philanthropists from Maryland Philanthropists from Pennsylvania Sex scandals Time Person of the Year Wallis Wives of British princes Writers from Baltimore Writers from Pennsylvania