Peerages

By title: O

All peerages

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Title Letters patent Extinct Merged into crown
Orr-Ewing (Barony) Charles Ian Orr-Ewing - Fri 30th Apr 1971 19 August 1999 -
Orwell (Viscountcy) Francis Vernon - Sun 21st Jul 1776 - -
Orwell (Barony) Francis Vernon - Wed 7th Apr 1762 - -
Osamor (Barony) Martha Otito Osamor - Mon 26th Nov 2018 - -
O'Shaughnessy (Barony) James Richard O'Shaughnessy - Thu 1st Oct 2015 - -
Ossington (Viscountcy) John Evelyn Denison - Tue 13th Feb 1872 7 March 1873 -
Ossulston (Barony) John Bennet - Tue 24th Nov 1682 - -
Ouseley (Barony) Herman George Ouseley - Tue 26th Jun 2001 - -
Overstone (Barony) Samuel Jones Loyd - Tue 5th Mar 1850 17 November 1883 -
Overtoun (Barony) John Campbell White - Fri 23rd Jun 1893 15 February 1908 -
Owen (Barony) David Anthony Llewellyn Owen - Tue 30th Jun 1992 - -
Oxburgh (Barony) Ernest Ronald Oxburgh - Tue 27th Jul 1999 - -
Oxenbridge (Viscountcy) William John Monson - Fri 13th Aug 1886 16 April 1898 -
Oxenfoord (Barony) John Dalrymple - Mon 16th Aug 1841 - -
of Oxford and Asquith (Earldom) Herbert Henry Asquith - Mon 9th Feb 1925 - -
of Oxford and Mortimer (Earldom) Robert Harley - Sat 23rd May 1711 - -
of Oxfuird (Viscountcy) James Makgill - Wed 19th Apr 1651 - -
Oxmantown (Barony) Richard Parsons - Wed 2nd Jul 1681 - -
Oxmantown (Barony) Laurence Harman Harman - Sat 22nd Sep 1792 - -
Oxmantown (Viscountcy) Laurence Harman Harman - Fri 2nd Oct 1795 - -