Margaret Holles, Duchess of Newcastle-upon-Tyne

This article is about the aristocrat, married name Margaret Cavendish Holles. For the poet and philosopher, born Margaret Lucas, see Margaret Cavendish, Duchess of Newcastle-upon-Tyne.

Margaret Holles, Duchess of Newcastle-upon-Tyne (née Cavendish; 22 October 1661 – 24 December 1715/16, London) was an English noblewoman.

Margaret Holles
Duchess consort of Newcastle-upon-Tyne
Tenure	1694–1711
Born	Margaret Cavendish 22 October 1661
Died	24 December 1715/16 London, England
Buried	Bolsover Castle
Noble family	Cavendish
Spouse(s)	John Holles, 1st Duke of Newcastle
Issue	Henrietta Harley, Countess of Oxford and Countess Mortimer
Father	Henry Cavendish, 2nd Duke of Newcastle
Mother	Frances Pierrepoint

Margaret was born the third daughter and fourth of six children of Henry Cavendish, 2nd Duke of Newcastle-upon-Tyne and his wife, Frances Pierrepoint.^[1]

On 1 March 1690, she married John Holles, Earl of Clare. Her husband was created Duke of Newcastle in 1694, the first creation having become extinct in 1691 when her father died without a male heir (her only brother, Henry Cavendish, Earl of Ogle, died in 1680). They had one child, Lady Henrietta Cavendish Holles (1694–1755), who married the 2nd Earl of Oxford and Mortimer and was mother to Margaret Bentinck, Duchess of Portland.^[1]

She died in 1715/16 and was buried at Bolsover Castle.^[2]

Sources

1. Burke, John (1831). A Heneral and Heraldic Dictionary of the Peerages of England, Ireland, and Scotland, Extinct, Dormant, and in Abeyance. London: H. Colburn and R. Bentley. pp. 270–272. Retrieved 9 October 2017.
2. Chester, Joseph Lemuel (1876). The Marriage, Baptismal, and Burial Registers of the Collegiate Church Or Abbey of St. Peter, Westminster. Harleian Society. p. 272. Retrieved 9 October 2017.