O'Brien of Lothbury (Barony)
O'Brien of Lothbury, of the City of London (Barony)
A peerage of the United Kingdom.
Letters patent issued on Wed 14th Mar 1973
To Leslie Kenneth O'Brien as Life peerage: Life Peerages Act 1958.
Issued during the Heath administration
Announced on Thu 8th Feb 1973 as part of a Press Notice
Peerage extinct on Fri 24th Nov 1995 with the 1st holder .