Lady Catherine Ponsonby
1742 - 1789 (46 years)1. Lady Catherine Ponsonby was born on 14 Oct 1742 (daughter of William Ponsonby, 2nd. Earl of Bessborough and Caroline Cavendish); died on 4 Sep 1789. Catherine married Aubrey Beauclerk, 5th. Duke of St. Albans on 4 May 1763 in St. James's, Westminster, Middlesex, England. Aubrey was born on 3 Jun 1740; died on 9 Feb 1802. [Group Sheet]
2. William Ponsonby, 2nd. Earl of Bessborough was born in 1704 (son of Brabazon Ponsonby, 1st. Earl of Bessborough and Sarah Margetson); died on 11 Mar 1793; was buried in Derby Cathedral, Derbyshire, England. William married Caroline Cavendish on 5 Jul 1739. Caroline (daughter of William Cavendish, 3rd.Duke of Devonshire KG PC and Katherine Hoskyns) was born on 22 May 1719; died on 20 Jan 1760; was buried in Derby Cathedral, Derbyshire, England. [Group Sheet]
3. Caroline Cavendish was born on 22 May 1719 (daughter of William Cavendish, 3rd.Duke of Devonshire KG PC and Katherine Hoskyns); died on 20 Jan 1760; was buried in Derby Cathedral, Derbyshire, England. Children:
- 1. Lady Catherine Ponsonby was born on 14 Oct 1742; died on 4 Sep 1789.
- Lady Charlotte Ponsonby was born about 1750; died on 13 May 1822.
- Frederick Ponsonby, 3rd. Earl of Bessborough was born on 24 Jan 1758 in Bessborough, Ireland; died on 3 Feb 1844.
Generation: 3
4. Brabazon Ponsonby, 1st. Earl of Bessborough was born in 1679 (son of William Ponsonby, 1st. Viscount Duncannon and Mary Moore); died on 4 Jul 1758. Brabazon married Sarah Margetson in 1704. Sarah (daughter of John Margetson and Alice Caulfield) was born in Unknown; died on 21 May 1773. [Group Sheet]
5. Sarah Margetson was born in Unknown (daughter of John Margetson and Alice Caulfield); died on 21 May 1773. Children:
- 2. William Ponsonby, 2nd. Earl of Bessborough was born in 1704; died on 11 Mar 1793; was buried in Derby Cathedral, Derbyshire, England.
- Rt. Hon. John Ponsonby was born on 29 Mar 1713; died on 12 Dec 1789.
- Lady Sarah Ponsonby was born in Unknown; died on 19 Jan 1737.
- Lady Letitia Ponsonby was born about 1720; died on 9 Feb 1754.
6. William Cavendish, 3rd.Duke of Devonshire KG PC was born on 26 Sep 1698 (son of William Cavendish, 2nd. Duke of Devonshire KG PC and Hon. Rachel Russell); died on 5 Dec 1755. William married Katherine Hoskyns on 27 Mar 1718. Katherine was born in Unknown; died on 8 May 1777. [Group Sheet]
7. Katherine Hoskyns was born in Unknown; died on 8 May 1777. Children:
- 3. Caroline Cavendish was born on 22 May 1719; died on 20 Jan 1760; was buried in Derby Cathedral, Derbyshire, England.
- William Cavendish, 4th. Duke of Devonshire KG PC was born on 8 May 1720; died on 2 Oct 1764 in Spa, Holland.
- Lady Elizabeth Cavendish was born in 1723; died in 1796.
Generation: 4
8. William Ponsonby, 1st. Viscount Duncannon was born in 1659 (son of Sir John Ponsonby and Elizabeth Folliott); died on 17 Nov 1724; was buried in Fiddown, County Kilkenny, Ireland. William married Mary Moore. Mary (daughter of Randal Moore and Lady Jane Brabazon) was born in 1662 in Ardee, County Louth, Ireland; died on 26 May 1713; was buried in Fiddown, County Kilkenny, Ireland. [Group Sheet]
9. Mary Moore was born in 1662 in Ardee, County Louth, Ireland (daughter of Randal Moore and Lady Jane Brabazon); died on 26 May 1713; was buried in Fiddown, County Kilkenny, Ireland. Children:
- 4. Brabazon Ponsonby, 1st. Earl of Bessborough was born in 1679; died on 4 Jul 1758.
- Dorothy Ponsonby was born in Unknown; died after 1724.
- Major-General Henry Ponsonby was born in Unknown; died on 11 May 1745 in Fontenoy, Belgium.
- Capt. Folliott Ponsonby was born after 1681; died in 1746; was buried in St. Ann's, Dublin, Ireland.
- Elizabeth Ponsonby was born in Unknown; died after 1699.
- Anne Ponsonby was born in Unknown; died after 1709.
- Letitia Ponsonby was born in 1701; died after 1722.
10. John Margetson was born in Unknown; died in Unknown. John married Alice Caulfield. Alice was born in Unknown; died in Unknown. [Group Sheet]
11. Alice Caulfield was born in Unknown; died in Unknown. Children:
- 5. Sarah Margetson was born in Unknown; died on 21 May 1773.
12. William Cavendish, 2nd. Duke of Devonshire KG PC was born in 1673 (son of William Cavendish, 1st. Duke of Devonshire and Lady Mary Butler); died on 4 Jun 1729. William married Hon. Rachel Russell on 21 Jun 1688. Rachel was born in 1674; died in 1725. [Group Sheet]
13. Hon. Rachel Russell was born in 1674; died in 1725. Children:
- 6. William Cavendish, 3rd.Duke of Devonshire KG PC was born on 26 Sep 1698; died on 5 Dec 1755.