Prince Mikolaj Faustyn Radziwill1 
Child of Prince Mikolaj Faustyn Radziwill and Barbara Kiezgajllo-Zawisza
- Princess Teresa Barbara Radziwill+1 b. 20 May 1714, d. 14 Sep 1780
Barbara Kiezgajllo-Zawisza1 
Her married name became Radziwill.1
Child of Barbara Kiezgajllo-Zawisza and Prince Mikolaj Faustyn Radziwill
- Princess Teresa Barbara Radziwill+1 b. 20 May 1714, d. 14 Sep 1780
Anne La Touche1 
Her married name became Jefferyes.
Child of Anne La Touche and George Charles Jefferyes
- St. John George Jefferyes+2 b. 1798, d. 1862
St. John George Jefferyes1 
He lived at Blarney Castle, County Cork, IrelandG.2
Children of St. John George Jefferyes and Harriet Taylor
- St. John George Jefferyes2 d. 1896
- Louisa Jane Jefferyes+2 d. 30 Mar 1915
Colonel unknown Taylor1
Child of Colonel unknown Taylor
- Harriet Taylor+2 d. 1857
Harriet Taylor1 
Her married name became Jefferyes.
Children of Harriet Taylor and St. John George Jefferyes
- St. John George Jefferyes2 d. 1896
- Louisa Jane Jefferyes+2 d. 30 Mar 1915
St. John George Jefferyes1 
He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He lived at Paris, FranceG.1
Louisa Jane Jefferyes1 
From 16 January 1846, her married name became Colthurst.
Children of Louisa Jane Jefferyes and Sir George Conway Colthurst, 5th Bt.
- Alice Conway Colthurst2 d. 24 Dec 1948
- Sir George St. John Colthurst, 6th Bt.+2 b. 29 Jun 1850, d. 25 Dec 1925
- Louisa Julia Colthurst2 b. c 1857, d. 19 Oct 1953
Prince Dominik Mikolay Radziwill1 
Child of Prince Dominik Mikolay Radziwill and Princess Anna Marianna Polubinska
- Prince Mikolaj Faustyn Radziwill+1 b. 21 May 1688, d. 2 Feb 1746
Prince Aleksandr Ludwik Radziwill1 
Child of Prince Aleksandr Ludwik Radziwill and Lucrezia Maria Strozzi
- Prince Dominik Mikolay Radziwill+1 b. 1643, d. 1697