Mary Sophia Liddell (died 1987) (d. 1987) Parents Charles Lyon Liddell Margaret Emily Gresham Leveson-Gower Children Phyllis Audrey Liddell Geoffrey Andrew Liddell T/Capt. Thomas Lyon Liddell William Adrian Liddell Charles Henry Liddell Siblings Audrey Margaret Liddell Christabel Etrenne Liddell Joan Elizabeth Liddell Partners Geoffrey William Liddell