James Innes-Ker, 5th Duke of Roxburghe
James Innes- Ker, 5th Duke of Roxburghe( 10 January 173619 July 1823) was a Scottish nobleman.
Margaret Innes-Ker, Duchess of Roxburghe
Margaret Elisabeth Innes- Ker, Duchess of Roxburghe(" née" McConnel; 23 December 1918 – 2 June 1983), later Hambro, was a Scottish activist who served as chairman of the National Society for Cancer Relief from 1964 to her death.
She was credited with furthering the level of care in the UK for people with cancer through her activities and fundraising, including the construction of 12 continuing care homes, and introducing home care nursing services to allow people to receive treatment at home.
After her death in 1983," The Times" wrote that, her contributions were" even more remarkable when viewed in the light of her continuing struggle against cancer over the past five years."
She was born in Coleraine, County Londonderry, Ireland, the daughter of British soldier Frederick Bradshaw McConnel of the Gordon Highlanders and Frances Elizabeth Pringle.
The family later moved to Roxburghshire.
William McConnel was her great- grandfather.
She was the second wife of George Innes- Ker, 9th Duke of Roxburghe, and the mother of Guy Innes- Ker, 10th Duke of Roxburghe and Lord Robert Anthony Innes- Ker.
She was previously married to Lt.- Col. James Church.
In 1976, she married thirdly to Jocelyn Hambro, who survived her.
Robert Crewe-Milnes, 1st Marquess of Crewe
Robert Offley Ashburton Crewe-Milnes, 1st Marquess of Crewe, (12 January 185820 June 1945), known as The Lord Houghton from 1885 to 1895 and as The Earl of Crewe from 1895 to 1911, was a British Liberal politician, statesman and writer.
George Innes-Ker, 9th Duke of Roxburghe
George Victor Robert John Innes- Ker, 9th Duke of Roxburghe( 7 September 1913 – 26 September 1974) was the son of Henry John Innes- Ker, 8th Duke of Roxburghe and Mary Goelet.
He succeeded his father in 1932.
Susanna Innes-Ker, Duchess of Roxburghe
Susanna Innes- Ker, Duchess of Roxburghe(" née" Dalbiac; 1814 – 7 May 1895) was a friend and Lady of the Bedchamber to Queen Victoria.
Born into a military family, she married the 6th Duke of Roxburghe in 1836.
Innes- Ker was one of Victoria's longest serving ladies- in- waiting, holding the appointment from 1865 until her death.
Mary Innes-Ker, Duchess of Roxburghe
Mary Innes-Ker, Duchess of Roxburghe (23 March 1915 – 2 July 2014), previously Lady Mary Evelyn Hungerford Crewe-Milnes, was a daughter of Robert Crewe-Milnes, 1st Marquess of Crewe, by his marriage to Lady Margaret Etienne Hannah (Peggy) Primrose, (Lady Crewe),
one of the first seven women appointed as magistrates in 1919 following the passing of the Sex Disqualification (Removal) Act 1919.
Her maternal grandparents were Hannah Primrose, Countess of Rosebery, and Archibald Primrose, 5th Earl of Rosebery.
Charles Innes-Ker, 11th Duke of Roxburghe
Charles Robert George Innes- Ker, 11th Duke of Roxburghe( born 18 February 1981), is a British aristocrat.
Mary Goelet
Mary Innes- Ker, Duchess of Roxburghe( October 6, 1878 – April 26, 1937) was an American- British socialite and heiress.
Anne Innes-Ker, Duchess of Roxburghe
Anne Emily Innes- Ker, Duchess of Roxburghe(" née" Spencer- Churchill; 14 November 1854 – 20 June 1923) was the daughter of the 7th Duke of Marlborough, who served in Conservative governments as Lord President of the Council and Lord Lieutenant of Ireland.
She served as Mistress of the Robes to Queen Victoria.
James Innes-Ker, 7th Duke of Roxburghe
James Henry Robert Innes- Ker, 7th Duke of Roxburghe( 5 September 1839 – 23 October 1892), became Duke of Roxburghe on the death of his father, James Henry Robert Innes- Ker, 6th Duke of Roxburghe.

Question: Which country Mary Innes-Ker, Duchess Of Roxburghe's father is from?
Answer: British