Mary Philomena Mostyn (died 1953) (d. 1953) Parents Mary Cecily Talbot Edward Mostyn Children Siblings Mary Margaret Mostyn Mary Teresa Mostyn Joseph Edward Hubert Mostyn Rt. Rev. Joseph John Reginald Henry Mostyn Mary Clare Mostyn Mary Anastasia Elizabeth Mostyn Joseph Philip David Mostyn Joseph Cecil Mary Mostyn Partners Thomas Tyrwhitt-Drake