Lady Mary Theresa Parker (1881-1932) (1881–1932) Parents Albert Parker, 3rd Earl of Morley Margaret Holford, Countess of Morley Children Geoffrey St. Aubyn Michael St. Aubyn Thomas St. Aubyn Siblings Edmund Parker, 4th Earl of Morley Montagu Parker, 5th Earl of Morley John Parker Partners Lionel Michael St. Aubyn