Biography
William Thomas Orde-Powlett, 4th Baron Bolton of Bolton Castle, was born 31 January 1845 in Bolton Hall, Yorkshire, England, United Kingdom to William Henry Orde-Powlett, 3rd Baron Bolton (1818-1895) and Letitia Crawfurd (c1825-1882) and died 14 August 1922 Bolton Hall, Yorkshire, England, United Kingdom of unspecified causes. He married Algitha Frederica Mary Lumley (1847-1919) 13 August 1868 in Maltby, Yorkshire, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| William George Algar Orde-Powlett, 5th Baron Bolton (1869-1944) | |||
| Algitha Alkenda Brenda Orde-Powlett (1871-1871) | |||
| Rhoda Lelia Alice Orde-Powlett (1875-1890) | |||
| Myra Rowena Sibell Orde-Powlett (1879-1973) | 22 December 1879 | 27 October 1973 | William Thomas Brownlow Cecil, 5th Marquess of Exeter (1876-1956) |
Footnotes (including sources)
| ‡ General |