Calendar of the Laing Charters, A.D. 854-1837: Belonging to the University of Edinburgh, Edited by the Rev. John Anderson, Edinburgh, 1899, p 379, 1562, internet archive

1562. 19th October 1609.] Indenture between Sir John Cotton of Landwade, in the county of Cambridge, knight, of the first part, and John [Ridge], bishop of Norwich, Thomas Jegon, clerk, doctor of divinity, Thomas Foxall, grocer, citizen of London, on the second part, and Sir John Cotton, knight, son and heir-apparent of sir Robert Cotton, knight, brother of Sir John Cotton of Landwade foresaid, and Elizabeth Ridge, niece to the said bishop of Norwich, only daughter and heir of Thomas Ridge, deceased, late citizen of London, and of Elizabeth, his wife, of the third part. Sir John Cotton of Landwade, in considertion of an intended marriage between his nephew, Sir John, and the said Elizabeth Ridge, provides certain manors of Ditton Camoys, and Wickhall, in the towns and hamlets of Wood-ditton, Newmarket, etc., in the county of Cambridge, to be a jointure to the said Elizabeth for life and after her death to go to Sir John Cotton (younger), his heirs, etc., failing whom, to this granter and his heirs etc., failing whom, to Sir Robert Cotton, etc., then to Thomas Cotton, his second son, then to Dodmere Cotton, third son of Sir Robert, then to Henry, fourth son, and their heirs-male respectively, and failing the above or other sons in order of Sir Robert, then to Edmond Cotton, Esq., another brother of the granter's and his sons in succession. Executed in triplicate, 19th October 1609 [587, Box 17.
--
The British National Archives
Short title: Weoley v Cotton. Plaintiffs: Anthony Weoley, son and heir of Thomas Weoley,...
Plaintiffs: Anthony Weoley, son and heir of Thomas Weoley, gent of Campden.
Defendants: Sir Robert Cotton kt, Elizabeth Cotton his wife, formerly Elizabeth Dodmore, Thomas Cotton and Henry Cotton his sons, Thomas Bowler his servant, and others.
Subject: Forcible entry and seizure of horses at Little Compton, collusive sale thereof at Warwick, and challenge.
Gloucestershire, Warwickshire.
Barnes category: duelling; destruction of property; unlawful assembly.
Date: 1617 Nov
Held by: The National Archives, Kew
Legal status: Public Record(s)
Closure status: Open Document, Open Description
(Ordering and viewing options This record has not been digitised and cannot be downloaded.)
https://discovery.nationalarchives.gov.uk/details/r/C5575945

She was 5 years old at the time of her father's death in 1571
--
Visitation of Cambridgeshire, 1575 & 1619, p. 22
Robert Cotton (2nd son) married Elizabeth d. & heire of John Dormer vel Dadmer. Robert and Elizabeth's children are listed as John, Thomas, Dormer, Henery and Elizebeth Cotton.
(Note: vel is a Latin conjunction which means “or”. d. & heire meaning she was a daughter and only living heire of John Dormer or Dadmer)
--
Calendar of the Laing Charters, A.D. 854-1837: Belonging to the University of Edinburgh, Edited by the Rev. John Anderson, Edinburgh, 1899, p 379, 1562, internet archive
1562. 19th October 1609.] eyc.,
...failing whom, to Sir Robert Cotton, etc., then to Thomas Cotton, his second son, then to Dodmere Cotton, third son of Sir Robert, then to Henry, fourth son, and their heirs-male respectively, and failing the above or other sons in order of Sir Robert, then to Edmond Cotton, Esq., another brother of the granter's and his sons in succession. Executed in triplicate, 19th October 1609 [587, Box 17.

(note: they called their son Dodmere Cotton and not Dormer Cotton as mentioned in the Visitation of Cambridgeshire)

From Wikipedia, the free encyclopedia
Sir Dodmore Cotton (died 23 July 1628) was an English diplomat and the first accredited English ambassador to the court of King Abbas I of Persia, appointed by Charles
Dodmore Cotton was the third son of Sir Robert Cotton and Elizabeth, daughter of John Dormer.[1] He matriculated from King's College, Cambridge in 1607, and that he was admitted to Lincoln's Inn Court in November 1608.[2]
1. St. George 1840, p. 11.
2. Herbert 2004, p. 17 cites Alummin Cantabrigienses.
--
The Knights of England. A complete record from the earliest time to the present day of the knights of all the orders of chivalry in England, Scotland, and Ireland, and of knights bachelors, incorporating a complete list of knights bachelors dubbed in Ireland
by Shaw, William Arthur, 1865-1943; Burtchaell, George Dames, 1853-1921, p.190, Knights Bachelors
1626, Apr. 12. DODMORE COTTON (at Whitehall).
--
Calendar of State Papers, Colonial Series, East Indies and Persia, 1630 - 1634, Preserved in the Public Record Office and the India Office, London, 1892