Letters patent issued on Wed 31st Dec 1800

To John Denis Browne

A peerage of the Kingdom of Ireland , during the reign of George III

Previously known as Earl of Altamont in the Peerage of the Kingdom of Ireland.

Ordinality on date: 1

Person prefix:

Person suffix:

Previous of title: true


  1. Marquess of Sligo


List, p. 52h; dated 29 (sic) Dec. 1800 in CP, xii(1), 24