Luis Francisco de la Cerda, 9th Duke of Medinaceli
Luis Francisco de la Cerda y Aragón, 9th Duke of Medinaceli( 2 August 1660, in El Puerto de Santa María – 26 January 1711, in Pamplona), 9th Duke of Medinaceli, was a Spanish noble and politician.
Arthur Wellesley, Earl of Mornington
Arthur Gerald Wellesley, Earl of Mornington( born 31 January 1978), also known as simply Arthur Mornington, is the elder son of Charles Wellesley, 9th Duke of Wellington.
Since 2014, following the succession of his father as Duke of Wellington, he is entitled to the courtesy title of Marquess of Douro but continues to use the title Earl of Mornington.
The Wellesleys are an aristocratic Anglo- Irish family.
Through his mother, Princess Antonia of Prussia, he is a great- great- grandson of Wilhelm II, German Emperor.
As a descendant of Queen Victoria, he is in the line of succession to the British throne.
Lord Mornington was educated at Eton College and Christ Church, Oxford where he received an MA degree in philosophy, politics and economics in 1999.
He subsequently obtained an MBA degree from Columbia Business School in 2005.
He was an employee of Bain& Company between 1999 and 2001, and for BC Partners between 2001 and 2003.
He subsequently was a manager for Exponent Private Equity from 2005 to 2006.
Next, he was a partner in the merchant bank Charterhouse Capital Partners from 2006 to 2016; coincidentally, one of his professional rivals, Jean- Christophe, Prince Napoléon, is a descendant of the first Duke of Wellington's adversary, Napoleon Bonaparte.
Currently, Mornington is a partner of private equity investor Oakley Capital since 2016.
In 2005 he married the makeup artist and fashion model Jemma Kidd.
The couple have twins and a younger son: Lord Mornington is the heir apparent to the Dukedom of Wellington( United Kingdom) and to the titles Prince of Waterloo( Netherlands), Duke of Victoria( Portugal), and Duke of Ciudad Rodrigo( Spain).
The British Peerage and the first two foreign titles can only be inherited in the male line, while the Spanish one also can devolve upon the holder's daughters.
Princess Antonia, Duchess of Wellington
Princess Antonia of Prussia, Duchess of Wellington,( born 28 April 1955) is a great- granddaughter of Wilhelm II, German Emperor and the wife of Charles Wellesley, 9th Duke of Wellington.
Charles Wellesley, 9th Duke of Wellington
Arthur Charles Valerian Wellesley, 9th Duke of Wellington (born 19 August 1945), styled Earl of Mornington between 1945 and 1972 and Marquess of Douro between 1972 and 2014, is a British aristocrat and politician.
He has served as Conservative Party Member of the European Parliament for Surrey (1979–1984) and Surrey West (1984–1989) and has sat as a hereditary peer in the House of Lords since 2015.
Jacobo Fitz-James Stuart, 3rd Duke of Berwick
Jacobo Francisco Eduardo Fitz- James Stuart y Colón de Portugal, 3rd Duke of Berwick, 3rd Duke of Liria and Jérica, 9th Duke of Veragua, 9th Duke of la Vega( 28 December 1718 – Valencia, 30 September 1785) was a Spanish Jacobite.
On the death of his father, James Fitz- James Stuart, in 1738, he inherited his titles of Duke of Berwick and Duke of Liria and Xerica( he also possessed many other titles in both Spain and England.)
His mother was Spanish, and on her side he was a direct descendant of explorer Christopher Columbus.
Gregorio María de Silva y Mendoza, 9th Duke of the Infantado
Gregorio de Silva y Mendoza( born 1649, Pastrana- d. 1693, Madrid) was a Spanish noble from the House of Mendoza.
He was the 5th Duke of Pastrana 9th Duke of the Infantado, 7th Duke of Lerma, 6th Duke of Francavilla, 5th Duke of Estremera, and the Prince of Eboli and Melito.
Archibald Hamilton, 9th Duke of Hamilton
Archibald Hamilton, 9th Duke of Hamilton and 6th Duke of Brandon( 15 July 1740 – 16 February 1819) was a Scottish peer and politician.
Arthur Wellesley, 5th Duke of Wellington
Arthur Charles Wellesley, 5th Duke of Wellington,( 9 June 1876 – 11 December 1941), known as Arthur Wellesley from 1876 to 1900, and styled as Marquess of Douro from 1900 to 1934, was a British nobleman and landowner.
Valerian Wellesley, 8th Duke of Wellington
Brigadier Arthur Valerian Wellesley, 8th Duke of Wellington, (2 July 1915 – 31 December 2014), styled Marquess of Douro between 1943 and 1972, was a senior British peer and a brigadier in the British Army.
His main residence was Stratfield Saye House in Hampshire.
He was a member of the House of Lords from 1972 until 1999, losing his seat by the House of Lords Act.
Frederick Gordon-Lennox, 9th Duke of Richmond
Frederick Charles Gordon Lennox, 9th Duke of Richmond, 9th Duke of Lennox, 9th Duke of Aubigny, 4th Duke of Gordon( 5 February 1904 – 2 November 1989) was a British peer, engineer, racing driver, and motor racing promoter.

Question: Where did Charles Wellesley, 9Th Duke Of Wellington's father die?
Answer: Stratfield Saye House