of Carmarthen (Marquessate)
of Carmarthen (Marquessate)
A peerage of the Kingdom of England.
Letters patent issued on Wed 20th Apr 1689
To Thomas Osborne as Promotion.
Holders
| Number | Surname | Forenames | Held from | Held to |
|---|---|---|---|---|
| 1st | Osborne | Thomas | Wed 20th Apr 1689 | Tue 26th Jul 1712 |
| 6th | Osborne | George William Frederick | Thu 31st Jan 1799 | Tue 10th Jul 1838 |
| 7th | D'Arcy-Osborne | Francis Godolphin D'Arcy | Tue 10th Jul 1838 | Wed 4th May 1859 |
| 8th | Osborne | George Godolphin | Wed 4th May 1859 | Thu 8th Aug 1872 |