Lady Mary Charteris (1895-1991) (1895–1991) Parents Mary Constance Wyndham Hugo Charteris, 11th Earl of Wemyss Children Algernon Guy Strickland Sara Ann Mary Strickland Pamela Sabrina Strickland Siblings Guy Lawrence Charteris Hugo Charteris Yvo Alan Charteris Colin Charteris Charteris Lady Irene Corona Charteris Cynthia Asquith Partners John George Lyon Algernon Walter Strickland