Portarlington (Barony)
A peerage of the Kingdom of Ireland.
Letters patent issued on Tue 25th Nov 1692
To Henri de Massue as Hereditary peerage subsidiary to another created by the same letters patent.
Holders
| Number | Surname | Forenames | Held from | Held to |
|---|---|---|---|---|
| 1st | de Massue | Henri | Tue 25th Nov 1692 | Tue 3rd Sep 1720 |