+———Robert Froudkine (5 Dec 1910 Paris, France – )  |      Michele Sylviane Froudkine   |              |       +———Nachmann Langmann (abt 1845 Lubartov, Poland – )  |       |  |   +———Mordko Langmann (15 Sep 1884 Lubartov, Poland – 15 Nov 1942 Birkenau, Poland)  |   |   |      |   |   +———Frieda Sonnenschein (1860 Lubartov, Poland – 10 Feb 1931 Paris, France)  |   |  +———Fernande Langmann (31 Jan 1915 Paris, France – )      |          +———Bluma Flore Juda (21 Oct 1884 Kertsch, Ukraine – )