Princess Izabella Radziwill
Children of Princess Izabella Radziwill and Prince Edmund Radziwill
- Prince Ferdinand Radziwill+ b. 17 Apr 1935
- Princess Krystyna Radziwill+ b. 12 Jun 1937
Prince Edmund Radziwill
Children of Prince Edmund Radziwill and Princess Izabella Radziwill
- Prince Ferdinand Radziwill+ b. 17 Apr 1935
- Princess Krystyna Radziwill+ b. 12 Jun 1937
Prince Ferdinand Radziwill
Children of Prince Ferdinand Radziwill and Nicole de Schoutheete de Terverent
- Princess Anna Maria Radziwill+ b. 5 Dec 1962
- Princess Isabella Radziwill+ b. 30 Apr 1964
- Princess Theresa Margareta Radziwill b. 17 Feb 1967
- Prince Charles Ferdinand Radziwill+ b. 29 Sep 1969
Nicole de Schoutheete de Terverent
Her married name became Radziwill.
Children of Nicole de Schoutheete de Terverent and Prince Ferdinand Radziwill
- Princess Anna Maria Radziwill+ b. 5 Dec 1962
- Princess Isabella Radziwill+ b. 30 Apr 1964
- Princess Theresa Margareta Radziwill b. 17 Feb 1967
- Prince Charles Ferdinand Radziwill+ b. 29 Sep 1969
Prince Janusz Radziwill 
Children of Prince Janusz Radziwill and Princess Anna María Lubomirski
- Prince Edmund Radziwill+ b. 24 Sep 1906
- Princess Christina Radziwill+ b. 15 Nov 1908
- Prince Ludwik Radziwill b. 27 Mar 1911, d. 19 Mar 1928
- Prince Stanislaus Radziwill+ b. 21 Jul 1914, d. 27 Jul 1976
Princess Anna María Lubomirski1 
Her married name became Radziwill.
Children of Princess Anna María Lubomirski and Prince Janusz Radziwill
- Prince Edmund Radziwill+ b. 24 Sep 1906
- Princess Christina Radziwill+ b. 15 Nov 1908
- Prince Ludwik Radziwill b. 27 Mar 1911, d. 19 Mar 1928
- Prince Stanislaus Radziwill+ b. 21 Jul 1914, d. 27 Jul 1976
Prince Ferdinand Radziwill 
Children of Prince Ferdinand Radziwill and Princess Pelagia Sapieha
- Princess Maria Radziwill b. 14 Oct 1865, d. 22 Aug 1869
- Prince Michal Radziwill+ b. 8 Feb 1870, d. 6 Oct 1955
- Prince Karol Radziwill+ b. 13 Mar 1874, d. 26 Oct 1906
- Princess Margareta Radziwill+ b. 16 Dec 1875, d. 17 Jul 1962
- Prince Janusz Radziwill+ b. 3 Sep 1880, d. 4 Oct 1967
Princess Pelagia Sapieha 
Her married name became Radziwill.
Children of Princess Pelagia Sapieha and Prince Ferdinand Radziwill
- Princess Maria Radziwill b. 14 Oct 1865, d. 22 Aug 1869
- Prince Michal Radziwill+ b. 8 Feb 1870, d. 6 Oct 1955
- Prince Karol Radziwill+ b. 13 Mar 1874, d. 26 Oct 1906
- Princess Margareta Radziwill+ b. 16 Dec 1875, d. 17 Jul 1962
- Prince Janusz Radziwill+ b. 3 Sep 1880, d. 4 Oct 1967
Prince Boguslaw Radziwill 
Children of Prince Boguslaw Radziwill and Leontyna Gräfin von Clary und Aldringen
- Prince Ferdinand Radziwill+ b. 19 Oct 1834, d. 28 Feb 1926
- Prince Wladislaw Radziwill b. 12 Mar 1836, d. 1922
- Prince Charles Radziwill+ b. 30 Jun 1839, d. 3 Oct 1907
- Princess Jadwiga Radziwill b. 29 Jun 1841, d. 25 Feb 1894
- Prince Edmund Radziwill b. 6 Sep 1842, d. 9 Aug 1905
- Prince Boguslaw Radziwill b. 4 Jan 1844, d. 14 May 1907
- Princess Felicia Radziwill+ b. 25 Feb 1849, d. 7 Dec 1930
- Princess Elizabeth Radziwill b. 29 Nov 1850, d. 18 Aug 1931
Leontyna Gräfin von Clary und Aldringen 
Her married name became Radziwill.
Children of Leontyna Gräfin von Clary und Aldringen and Prince Boguslaw Radziwill
- Prince Ferdinand Radziwill+ b. 19 Oct 1834, d. 28 Feb 1926
- Prince Wladislaw Radziwill b. 12 Mar 1836, d. 1922
- Prince Charles Radziwill+ b. 30 Jun 1839, d. 3 Oct 1907
- Princess Jadwiga Radziwill b. 29 Jun 1841, d. 25 Feb 1894
- Prince Edmund Radziwill b. 6 Sep 1842, d. 9 Aug 1905
- Prince Boguslaw Radziwill b. 4 Jan 1844, d. 14 May 1907
- Princess Felicia Radziwill+ b. 25 Feb 1849, d. 7 Dec 1930
- Princess Elizabeth Radziwill b. 29 Nov 1850, d. 18 Aug 1931
