Horace Osborne St. John-Mildmay
| Name | Horace Osborne St. John-Mildmay |
| Title | (1817-1866) |
| Gender | Male |
| Birthday | 1817-01-01 |
| nationality | — |
| Source | https://www.wikidata.org/wiki/Q75281657 |
| pptrace | View Family Tree |
| LastUpdate | 2025-11-26T12:47:45.897Z |
Introduction
Horace Osborne St. John-Mildmay was born in 1817 and died in 1866. He was the son of Harriet Bouverie, who was also the mother of Archibald Primrose, Lord Dalmeny, indicating that Horace Osborne St. John-Mildmay was the sibling of Lord Dalmeny. Archibald Primrose, Lord Dalmeny, was born in 1809 and died in 1851, and was a British politician. Archibald Primrose, 5th Earl of Rosebery, was the son of Lord Dalmeny and served as a British Liberal politician and Prime Minister of the United Kingdom from 1847 to 1929. Harriet Bouverie was born in 1790 and died in 1834.
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