 Historians believe that the imperial family were all assassinated on July 17, 1918; however, rumors of the survival of one or more Romanov family members have persisted for nearly 90 years.Larissa married Owen Frederick Morton Tudor, an officer of the 3rd Hussars, in 1923 at the Register Office of St George's, Hanover Square, in London, England.Her marriage certificate listed her address as the York Hotel, Mayfair, and her father as Adolph Haouk.