Isaac Wallop, 5th Earl of Portsmouth
1825 - 1891 (66 years)(Notes: You may have to scroll down or right to see chart.)
| Oliver Henry Wallop, 8th Earl of Portsmouth | |
| B: | 13 Jan 1861 |
| D: | 10 Feb 1943 |
| Isaac Wallop, 5th Earl of Portsmouth 1825-1891 |
| Isaac Wallop, 5th Earl of Portsmouth | |
| B: | 1825 |
| Filleigh, Devon, England | |
| D: | 1891 |
| Crediton, Devon, England | |
Lady Eveline Alicia Juliana Herbert 1834-1906 |
| Lady Eveline Alicia Juliana Herbert | |
| B: | 1834 |
| D: | 1 Oct 1906 |