Virginie Amélie Avegno Gautreau
…née Avegno; 29 January 1859 – 25 July 1915) was an American-born Parisian socialite, who gained notoriety as the subject of John Singer Sargent's Portrait of Madame X. Gautreau was born Virginie Amélie of French Creole ancestry, in New Orleans, Louisiana, on 29 January 1859. Her parents were Anatole Placide Avegno…