Charles Seymour, 2nd Baron Seymour of Trowbridge
Charles Seymour, 2nd Baron Seymour of Trowbridge (c. 1621 – 25 August 1665) was the son of Francis Seymour, 1st Baron Seymour of Trowbridge, whom he succeeded in the barony in 1664.
Francis had been a younger brother of William Seymour, 2nd Duke of Somerset.
Prior to his ennoblement he represented Great Bedwyn in the Short Parliament of 1640 and Wiltshire in the Cavalier Parliament from 1661 to 1664.
He married firstly, on 4 April 1632, Mary, daughter of Thomas Smith of Soley in Chilton Foliat, a village northwest of Hungerford.
The couple had one son and two daughters; one of their daughters, Frances (bef. 1654–1716), would marry Sir George Hungerford.
The Hungerfords had at least six children together.
He married secondly, in 1654, Elizabeth Alington (1635–c.1691), daughter of William Alington, 1st Baron Alington of Killard (14 March 1610/1611, d. circa October 1648); they had five sons and two daughters.
One of his notable descendants, his three times great-grandson, was James Smithson.
The poet George Keate was another descendant.
Both of Charles's surviving sons, Francis and Charles, ultimately succeeded to the dukedom of Somerset that had been their grandfather's.
His daughter, Honora Seymour, married Sir Charles Gerard, 3rd Baronet.
Charles Seymour was succeeded in the barony by his elder son, Francis.
Edward Seymour, 16th Duke of Somerset
Brigadier- General Edward Hamilton Seymour, 16th Duke of Somerset, KBE, CB, CMG( 12 May 1860 – 5 May 1931) was the son of Reverend Francis Payne Seymour and Jane Margaret Dallas.
His father was the great- grandson of Lord Francis Seymour.
He was also a baronet.
Seymour was educated at Blundell's School and the Royal Military College, Sandhurst, and joined the Dublin Fusiliers in 1880.
He transferred to the Army Ordnance Department in 1896, and was promoted to major( ordnance officer, 3rd class) on 7 April 1898.
In 1900 he served at the Royal Army Clothing Depot, with the temporary rank of lieutenant- colonel( ordnance officer, 2nd class) from 4 January 1900.
He eventually became Inspector of Army Ordnance Services, and retired from the army in 1918.
Seymour established his claim to the dukedom in 1925, the 15th Duke of Somerset having died without issue in 1923.
He was the great- great- grandson of the Very Reverend Lord Francis Seymour, fourth and youngest son of the 8th Duke.
On 28 July 1881, Seymour married Rowena Wall, a daughter of George Wall, of Colombo, Ceylon.
Together, they had one son: Evelyn Seymour, 17th Duke of Somerset, born on 1 May 1882.
Rowena died on 13 November 1950.
Antonio Fernández de Córdoba y Cardona
Antonio Fernández de Córdoba y Cardona, 5th Duke of Sessa( 2 December 1550 – 6 January 1606), was a Spanish nobleman.
He held the titles of Duke of Sessa, Duke of Soma, and Duke of Baena, among others.
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.
Lord Francis Seymour
Lord Francis Seymour( 1725- 16 Feb 1799) was a clergyman of the Church of England and a younger son of Edward Seymour, 8th Duke of Somerset.
He was Dean of Wells from 1766 until his death.
Francis Seymour, 5th Marquess of Hertford
Francis George Hugh Seymour, 5th Marquess of Hertford( 11 February 1812 – 25 January 1884), known as Francis Seymour until 1870, was a British army officer, courtier and Conservative politician.
He served as Lord Chamberlain of the Household under Benjamin Disraeli from 1874 to 1879.
Francis Seymour, 5th Duke of Somerset
Francis Seymour, 5th Duke of Somerset (17 January 165820 April 1678), known as 3rd Baron Seymour of Trowbridge between 1665 and 1675, was an English peer.
He was the son of Charles Seymour, 2nd Baron Seymour of Trowbridge, and Elizabeth Alington (1635–1692).
The dukedom came to him because his grandfather, Sir Francis Seymour, was a younger brother of the 2nd Duke of Somerset.
He died aged 20, unmarried and childless, having been shot dead by Horatio Botti (a Genoese gentleman), whose wife Seymour was said to have insulted at Lerici.
He was succeeded by his brother Charles Seymour.
Manuel Pérez de Guzmán, 12th Duke of Medina Sidonia
Manuel Pérez de Guzmán y Pimentel, 12th Duke of Medina Sidonia( 1671 – 1721) became Duke of Medina Sidonia in 1713.
He was married in 1687, aged 16, to the 17- year- old Luisa Maria de Silva Mendoza.
She was a daughter of Gregorio Maria Domingo, the 5th Duke of Pastrana, 5th Duke of Estremera and 9th Duke of el Infantado.
They had 10 children.
The duke was awarded the title of a Knight of the Order of the Golden Fleece, and served as Captain General of Catalonia between 1690 and 1693.
Henry Beaufort, 2nd Earl of Somerset
Henry Beaufort, 2nd Earl of Somerset(" probably" 26 November 1401 – 25 November 1418) was the eldest son of John Beaufort, 1st Earl of Somerset, and the grandson of John of Gaunt, 1st Duke of Lancaster and Katherine Swynford.
Henry succeeded his father as Earl of Somerset on 16 March 1410.
During his minority, his mother, Margaret Beaufort, Countess of Somerset held his lands for him until he reached the age of 15.
When Henry was seventeen, he was placed under the command of Thomas Beaufort, Duke of Exeter, his uncle, at the Siege of Rouen during the Hundred Years'
War where he, as well as a number of other nobles, met his demise, although the exact reasons of his death are unknown.
He never married and was succeeded by his younger brother, John Beaufort, 1st Duke of Somerset.
John Seymour, 4th Duke of Somerset
John Seymour, 4th Duke of Somerset and 3rd Marquess of Hertford( before 164629 April 1675) was an English peer and MP.
He was the only surviving son of William Seymour, 2nd Duke of Somerset, and Lady Frances Devereux, and he entered Gray's Inn in 1666.
He succeeded his nephew as the 4th Duke of Somerset in 1671.
In 1656 he married Sarah, daughter and co-heiress of Sir Edward Alston and widow of George Grimston.
He was elected Member of Parliament for Marlborough in 1661.
He died in 1675, childless, and was buried in Salisbury Cathedral.
He was succeeded in the dukedom by his cousin, Francis Seymour.
The Marquessate of Hertford became extinct on his death.

Question: Who is Francis Seymour, 5Th Duke Of Somerset's uncle?
Answer: William Seymour, 2nd Duke of Somerset