Charles Seymour, 6th Duke of Somerset (13 August, 1662-December 2, 1748), sometimes referred to as the "Proud Duke". The son of Charles Seymour, 2nd Baron Seymour of Trowbridge, and Elizabeth Bennett, he succeeded his brother Francis Seymour, 5th Duke of Somerset, to the dukedom when the latter was shot in 1678. He also inherited the title of Baron Seymour of Trowbridge. Charles was educated at Trinity College, Cambridge; and in 1682 he married a great heiress, …

Elizabeth Percy, Duchess of Somerset (26 January 1667-23 November 1722) was born Lady Elizabeth Percy, the daughter of the 5th and 11th Earl of Northumberland. She married firstly, Henry Cavendish, Earl of Ogle, the eldest son of the 2nd Duke of Newcastle on 27 March 1679, but he died a year later. She married secondly, Thomas Thynne (a relative of the 1st Viscount Weymouth), on 15 November 1681, but he also died a year later.

Kathleen Hamilton, Duchess of Abercorn, DCVO (July 8 1905 - February 2 1990) was Mistress of the Robes to Queen Elizabeth from 1964 to her death in 1990. She was invested as a Dame Commander of the Royal Victorian Order in 1969. Born Mary Kathleen Crichton, the daughter of Henry Crichton, Viscount Crichton, she was married on February 9 1928 to the Marquess of Hamilton (in St Martin-in-the-Fields), who succeeded his father as 4th Duke of Abercorn in 1953.

Evelyn Cavendish, Duchess of Devonshire (August 27 1870 - April 2 1960) was born Lady Evelyn Emily Mary FitzMaurice, the daughter of the 5th Marquess of Lansdowne and his wife, Maud. Evelyn was married on July 30 1892 to the Marquess of Hartington, who succeeded his uncle as 9th Duke of Devonshire in 1908, whereupon Evelyn became Duchess of Devonshire. She was Mistress of the Robes to Queen Mary from 1910 to 1916 and again from 1921 to 1953.

Mary Cavendish, Duchess of Devonshire (29 July 1895 Hatfield, Hertfordshire - 24 December 1988), GCVO CBE, Hon. LLD (Exon), was born Lady Mary Alice Gascoyne-Cecil, daughter of James Gascoyne-Cecil, 4th Marquess of Salisbury. She was married on 21 April 1917 to Lord Hartington, who succeeded his father as 10th Duke of Devonshire in 1938, whereupon Mary became Duchess of Devonshire.

Diana Beauclerk, Duchess of St Albans (c. 1679-15 January 1742) was born Lady Diana de Vere, the daughter of the 20th Earl of Oxford and Diana Kirke. On 17 April 1694, she married the 1st Duke of St Albans, an illegitimate son of King Charles II and his mistress Nell Gwynne, whereupon Diana became Duchess of St Albans. She was Mistress of the Robes to Caroline, Princess of Wales from 1714 to 1717.

Anne Emily Innes-Ker, Duchess of Roxburghe VA OBE (14 November 1854-20 June 1923) was born Anne Emily Spencer-Churchill, and was the daughter of the seventh Duke of Marlborough, who served in Conservative governments as Lord President of the Council and Lord Lieutenant of Ireland. Her brother Lord Randolph Churchill was a Conservative Chancellor of the Exchequer. On the 11 June 1874, Lady Anne was married to James Henry Robert Innes-Ker, Marquess of Bowmont and Cessford, …

Lady Elizabeth Georgiana Leveson-Gower CI VA (30 May 1824 - 25 May 1878) was the eldest daughter of the 2nd Duke of Sutherland by his wife Harriet Elizabeth Georgiana Howard. She was married on the 31 July 1844 to George Douglas Campbell, Marquess of Lorne, the eldest son of the 7th Duke of Argyll. He succeeded his father as 8th Duke of Argyll in 1847, whereupon Elizabeth became Duchess of Argyll.

Harriet Elizabeth Georgiana Sutherland-Leveson-Gower, Duchess of Sutherland (21 May 1806-27 October 1868) was born Lady Harriet Howard, daughter of the 6th Earl of Carlisle and his wife Lady Georgiana Cavendish, who was a daughter of the famous Georgiana, Duchess of Devonshire. On 18 May 1823 Harriet married Earl Gower, who was the eldest son of the 2nd Marquess of Stafford and a man twenty years her senior. Her father-in-law was created Duke of Sutherland in 1833, …

Helen Percy, Duchess of Northumberland, GCVO (December 13 1886-June 13 1965) was born as Helen Magdalan Gordon-Lennox, the daughter of the Earl of March and Kinrara (later Duke of Richmond). She was married on October 18 1911 to Earl Percy, who succeeded his father as 8th Duke of Northumberland in 1918, whereupon she became known as the Duchess of Northumberland. She was Mistress of the Robes to Queen Elizabeth, …

Charlotte Anne, Duchess of Buccleuch and Queensberry VA (10 April 1811-18 March 1895) was born Lady Charlotte Anne Thynne, daughter of the 2nd Marquess of Bath. On the 13 March 1829 she was married at St George's, Hanover Square to the Duke of Buccleuch. She served as Mistress of the Robes to Queen Victoria, a post later also filled by her daughter-in-law Louisa. She was mother of the 6th Duke of Buccleuch and the 1st Lord Montagu of Beaulieu.

(Ann) Fortune FitzRoy, Duchess of Grafton GCVO (b. 1920) was born Ann Fortune Smith, the daughter of Captain Evan Smith, and his wife Helen Williams. Her younger brother, Sir John Smith, was a financier with the family bank (formerly Smiths of Nottingham, later the National Provincial Bank and then part of NatWest), a Conservative MP, and the founder of the Landmark Trust.

Lady Elizabeth Spencer, Countess of Pembroke (Jan/Mar 1737 - 30 April 1831) was the daughter of Charles Spencer and Elizabeth Trevor. Her siblings were George, Charles, and Diana. At 19 she married Henry Herbert, 10th Earl of Pembroke. Despite his frequent affairs, they had the following issue: *George Augustus Herbert, 11th Earl of Pembroke, 8th Earl of Montgomery, born 10th Sept 1759 (NOT 20th), Whitehall, London, possibly named after his mother's brother George Spencer, …

Hugh Denis Charles Fitzroy, 11th Duke of Grafton, KG DL (born 3 April 1919) is the son of Charles FitzRoy, 10th Duke of Grafton, and his first wife Lady Doreen Maria Josepha Sydney Buxton, daughter of Sydney Buxton, 1st Earl Buxton. On 12 October 1946, he married Ann Fortune Smith, (the current Mistress of the Robes to Queen Elizabeth II). * They have five children: ** James Oliver Charles Fitzroy, Earl of Euston (born 13 December 1947), married Lady Claire Kerr, …

William Henry Walter Montagu-Douglas-Scott, 6th Duke of Buccleuch, 8th Duke of Queensberry KG PC JP DL (9 September 1831 - 5 November 1914) was a Scottish Member of Parliament and peer. Born in London, he was the son of 5th Duke and Charlotte, daughter of the 2nd Marquess of Bath. He was educated at Eton College and at Christ Church, Oxford. In 1859 he married Lady Louisa Jane Hamilton, VA, Mistress of the Robes to the Queen, the 3rd daughter of the 1st Duke of Abercorn.

Eileen Sutherland-Leveson-Gower, Duchess of Sutherland (3 November 1891-24 August 1943) was born Lady Eileen Gwladys Butler, the daughter of the 7th Earl of Lanesborough. She was married on 11 April 1912 to the Marquess of Stafford, who succeeded his father as the 5th Duke of Sutherland in 1913, whereupon Eileen became Duchess of Sutherland. She was Mistress of the Robes to Queen Mary from 1916 to 1921.

James Oliver Charles Fitzroy, Earl of Euston FCA (b. 13 December, 1947) is the eldest child and heir apparent of the 11th Duke of Grafton and his wife Fortune, the current Mistress of the Robes to Elizabeth II of the United Kingdom. Born in 1947 to the then Earl of Euston he was styled Viscount Ipswich. FitzRoy was baptised with The Queen (later the Queen Mother) as one of his godparents. He attended Eton and Magdalene College, Cambridge, graduating in 1973.