Surname: O'Brien Name index Family Album Celebrities Dusty Springfield * 1939 (Singers) Titles and Landlords Barons Clifton of Leighton Bromswold Barons Inchiquin Baronets de Dromoland Baronets O'Brien Earls of Inchiquin Earls of Thomond Earls Thomond Barons O'Brien Kings of Thomond Viscounts Clare Orders Knights Grand Cross of the Order of the British Empire Officers of the Order of the British Empire Posts and Professions Marshals of France Geographic Distribution Germany > North Rhine-Westphalia (1) United Kingdom > England (1) U. S. America > California (2) Corrections and Updates To suggest a correction or an update. Click Here