Biography
Josiah John Guest, 1st Baronet of Dowlais in the County of Glamorgan, was born 2 February 1785 in Dowlais, Glamorgan, Wales, United Kingdom to Thomas Guest (1748-1809) and Jemima Phillips (1755-) and died 26 November 1852 of unspecified causes. He married Maria Elizabeth Ranken (-1818) 14 March 1817 . He married Charlotte Elizabeth Bertie (1812-1895) 29 July 1833 .
Children
| Name | Birth | Death | Joined with |
| Charlotte Maria Guest (1834-1902) | |||
| Ivor Bertie Guest, 1st Baron Wimborne (1835-1914) | 29 August 1835 Dowlais, Glamorgan, Wales, United Kingdom | 22 February 1914 Canford Manor, Dorset, England, United Kingdom | Cornelia Henrietta Maria Spencer-Churchill (1847-1927) |
| Katharine Gwladys Guest (1837-1926) | |||
| Thomas Merthyr Guest (1838-1904) | 18 January 1838 Dowlais House, Dowlais, Mid Glamorgan, Wales, United Kingdom | 5 November 1904 Henstridge, Somerset, England, United Kingdom | Theodora Grosvenor (1840-1924) |
| Montague John Guest (1839-1909) | |||
| Augustus Frederick Guest (1840-1862) | |||
| Arthur Edward Guest (1841-1898) | |||
| Mary Enid Evelyn Guest (1843-1912) | |||
| Constance Rhiannon Guest (1844-1916) | |||
| Blanche Vere Guest (1847-1919) | 25 August 1847 Canford Magna, Dorset, England, United Kingdom | 11 October 1919 Piltown, County Kilkenny, Ireland | Edward Ponsonby, 8th Earl of Bessborough (1851-1920) |
Footnotes (including sources)
| ‡ General |
| Baronetage of the United Kingdom | ||
|---|---|---|
| New creation | Baronet (of Dowlais) 1838–1852 |
Succeeded by Ivor Guest |
|
