Biography
Katherine Frances Lambton was born 5 September 1862 in Lambton Castle, Chester-le-Street, County Durham, England, United Kingdom to George Frederick D'Arcy Lambton, 2nd Earl of Durham (1828-1879) and Beatrix Frances Hamilton (1835-1871) and died 6 December 1952 Bordighera, Liguria, Italy of unspecified causes. She married George Godolphin Osborne, 10th Duke of Leeds (1862-1927) 13 February 1884 in St Paul's Church, Knightsbridge, Belgravia, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| Gwendolen Fanny Godolphin Osborne (1885-1933) | |||
| Olga Katherine Godolphin Osborne (1886-1929) | |||
| Dorothy Beatrix Godolphin Osborne (1888-1946) | 3 December 1888 Kensington, Middlesex, England, United Kingdom | 18 June 1946 East Grinstead, Sussex, England, United Kingdom | Patrick Bowes-Lyon, 15th Earl of Strathmore and Kinghorne (1884-1949) |
| Moira Godolphin Osborne (1892-1976) | |||
| John Francis Godophin Osborne, 11th Duke of Leeds (1901-1963) | |||
Footnotes (including sources)
| ‡ General |
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