Sybilla Laura Russell St. John (born 1915) (b. 1915) Parents Evelyn Geraldine Russell Moubray St John, 19th Baron St John of Bletso Children Margaret Angela Fey Deborah Susan Fey Siblings Katherine Barbara St. John Margaret Beaufort St. John John St John, 20th Baron St John of Bletso Helen Evelyn St. John Gertrude Eleanor Rosemary St. John Partners Howard Ernest Churchill Fey