of Hertford (Marquessate)
of Hertford (Marquessate)
A peerage of the Kingdom of England.
Letters patent issued on Mon 3rd Jun 1641
To William Seymour as Promotion.
Holders
| Number | Surname | Forenames | Held from | Held to |
|---|---|---|---|---|
| 1st | Seymour | William | Mon 3rd Jun 1641 | Sun 24th Oct 1660 |
Peerage extinct on Mon 29th Apr 1675 with the 3rd holder .
External identifiers
Wikidata: Q1647030