Thurso, of Ulbster in the County of Caithness (Viscountcy)
A peerage of the United Kingdom.
Letters patent issued on Thu 10th Apr 1952
To Archibald Henry Macdonald Sinclair as Hereditary peerage.
Issued during the Churchill (2) administration
Announced on Tue 1st Jan 1952 as part of a New Year Honours List
|Number||Surname||Forenames||Held from||Held to|
|1st||Sinclair||Archibald Henry Macdonald||Thu 10th Apr 1952||Mon 15th Jun 1970|
|2nd||Sinclair||Robin Macdonald||Mon 15th Jun 1970||Sat 29th Apr 1995|
|3rd||Sinclair||John Archibald||Sat 29th Apr 1995||-|