Allendale, of Allendale and Hexham in the County of Northumberland (Viscountcy)
A peerage of the United Kingdom.
Letters patent issued on Wed 5th Jul 1911
To Wentworth Canning Blackett Beaumont as Promotion.
|Number||Surname||Forenames||Held from||Held to|
|1st||Beaumont||Wentworth Canning Blackett||Wed 5th Jul 1911||Wed 12th Dec 1923|
|3rd||Beaumont||Wentworth Hubert Charles||Sun 16th Dec 1956||Fri 27th Dec 2002|