Fanny Kallir art dealer and gallery owner (1899-1992) (1899–1992) Parents Constance Valerie Sophie de Worms Maximilian Graf Löwenstein-Scharfeneck Children John Kallir Siblings Sofie zu Löwenstein-Wertheim-Freudenberg Hubertus, Prince of Löwenstein-Wertheim-Freudenberg Felix Leopold Löwenstein-Wertheim-Freudenberg Johannes Löwenstein-Wertheim-Freudenberg Partners Otto Kallir