The other official titles given to the couple by The Queen on their wedding day, are The Earl and Lady of Strathearn and The Baron and Countess of Carrickfergus. from Clarence House website accessed 4 May 2011 at 0030 Oopsadaisy! I think that Clarence House means: The other official titles given to the couple by The Queen on their wedding day are: The Earl and Countess of Strathearn, and the Baron and Lady Carrickfergus. as Buckingham Palace issued a statement regarding the titles of HRH The Duke of Cambridge on Friday past. Simple really: wife of an Earl is a … Continue reading you’d expect Clarence House to get the new titles correct, would you not?