Thérèse Dorny (born Thérèse Jeanne Longo-Dorni; 18 September 1891 – 14 March 1976) was a French film and stage actress. Biography Thérèse Jeanne Longo-Dorni was born on 18 September 1891 in Paris, Île-de-France, France, the only child to Gaudence Jean Baptiste Marie Longo-Dorni (born 1859) and Marie Antonia Longo-Dorni (née Junghanss, born 1865). She began her career as a stage actress in 1913, and made her debut as a film actress in the 1930 film The Sweetness of Loving. She was best known for her roles in Cognasse (1932) and Les Diaboliques (1955). Dorny married the French painter and graphic artist André Dunoyer de Segonzac on 19 December 1964 in Viroflay, Île-de-France, France, who she remained with until his death in 1974. Dorny died on 14 March 1976 in Saint-Tropez, Var, France. Filmography 1930: The Sweetness of Loving (by René Hervil) - Lorette 1932: Cognasse (by Louis Mercanton) - Mme. Cognasse 1933: Knock (by Roger Goupillières and Louis Jouvet) - La dame en violet 1933: Ciboulette (by Claude Autant-Lara) - Zénobie 1935: Monsieur Sans-Gêne (by Karl Anton) - La féministe 1935: La mascotte (by Léon Mathot) - Dame Turlurette 1935: Divine (by Max Ophüls) - La Poison 1935: Les soeurs Hortensias (by René Guissart) - Madame Hormalin 1936: Passé à vendre (by René Pujol) - Marthe Dupont 1936: Un by la légion (by Christian Jaque) - Antoinette Espitalion 1936: Ménilmontant (by René Guissart) - Toinon 1937: À nous deux madame la vie (by Yves Mirande and René Guissart) - La femme de Toto la Vache 1937: La cantinier by la coloniale (by Henry Wulschleger) - Madame Piéchu 1937: Abus by confiance (by Henri Decoin) - La logeuse 1938: Katia (by Maurice Tourneur) - La baronne 1938: Prince by mon coeur (by Jacques Daniel-Norman) - Isabelle Gatemouille 1938: Retour à l'aube (by Henri Decoin) - La directrice de la maison de couture 1938: Visages de femmes (by René Guissart) - Verdurette 1939: Whirlwind of Paris (by Henri Diamant-Berger) - (uncredited) 1941: The Acrobat (by Jean Boyer) - Pauline 1941: Un chapeau de paille d'Italie (by Maurice Cammage) - La baronne 1942: Les Petits Riens (by Raymond Leboursier) - L'habilleuse 1943: Une vie de chien (by Maurice Cammage) - Léocadie 1943: Ne le criez pas sur les toits (by Jacques Daniel-Norman) - Madame Noblet 1943: Une femme disparaît (by Jacques Feyder) - Lucie 1943: Behold Beatrice (or Ainsi va la vie) (by