Sonia Myrtle Denison (1921-1999) (1921–1999) Parents Edward Conyngham Denison Maria Amy Brabazon Heaton-Ellis Children Michael Heathcoat Amory David Heathcoat-Amory Bridget Heathcoat-Amory Amanda Mary Heathcoat-Amory Siblings Philip Henry Charles Denison Partners Edgar Fitzgerald Heathcoat-Amory Roderick Heathcoat-Amory