Joseph Wenzel Gr Radetzky von Radetz (1766-1858); m.1798 Franziska Gfn Strassoldo
1.Karl
2.Theodor; m.1850 Josephine Sieger, née Schafarzik (1820- )
2.1.Theodor Joseph Anton Gf Radetzky von Radetz (Padua 18 Jul 1851-Zell am See 19 Aug 1890); m.Vienna 27 Oct 1883 Gabriele Frn von Liebieg (Reichenberg, Bohemia 21 Feb 1863-Göding, Moravia 1 Mar 1888)
2.1.1.Joseph Franz Johann Theodor Wenzel Maria (Graz 18 Aug 1884-Viena 30 May 1966); m.1st Vienna 24 Apr 1909 (div 1916) Maria Theresia Gfn von Wrbna u.Freudenthal (Holleschau, Moravia 18 Jan 1888- ); m.2nd Vienna 31 Oct 1938 (rel) 11 Nov 1938 Maria Blanche Miticzky de Nemes-Miticz et Csötörtök (Vienna 25 Nov 1903-Vienna 27 Mar 1972)
2.1.1.1.Joseph Johann Wenzel Maria (Baden bei Wien 28 Jan 1910- ); m.1st Vienna 27 Mar 1933 (div 1943) Sophie Gfn von Sternberg (Vienna 26 Dec 1907- ); m.2nd Vienna 7 Oct 1957 (div 1961) Clara Leonarz (Nürnberg 1 Nov 1902- )
2.1.1.2.Georg Stephan Joseph Wenzel Maria (Vienna 23 Sep 1942-4 Nov 2011); m.Prague 19 Apr 1975 Bela Marta Sykora (Prague 15 Jan 1941- )
2.1.2.Theodor Franz Leopold Wenzel Maria (1885- )
2.1.3.Egon Alfred Johann Theodor Wenzel Maria (Graz 30 Apr 1887-Vienna 4 Dec 1927); m.Vienna 22 Mar 1927 Maria Oberwalder (Domschale, Carniola 7 Sep 1887-Peggetz bei Lienz, Tirol 28 Jan 1962)
2.2.Josephine Pauline Theodora Friederike (1855- )
3.Anton
4.Friederike; m.1838 Karl Gf von Wenckheim