Caroline Princess of Hannover is married to the pretender to the former throne of the Kingdom of Hanover .
Until the births of her niece and nephew , Princess Gabriella and Prince Jacques , in December 2014 she had been heir presumptive to the throne of Monaco since 2005 , a position which she previously held from 1957 to 1958.Caroline is married to Ernst August , Prince of Hanover ( born 1954 ) , the heir
Caroline, Princess of Hanover