Lady Mary Clements (died 1933) (1857–1933) Parents Charlotte King Francis Clements Children Edward Lloyd-Mostyn, 4th Baron Mostyn Thomas Lloyd-Mostyn Roderick Lloyd-Mostyn Gwynedd Lloyd-Mostyn Siblings Lady Elizabeth Clements Lady Anne Clements Robert Clements, 4th Earl of Leitrim Caroline Clements Lady Selina Clements Lady Louisa Clements Partners Llewelyn Lloyd-Mostyn, 3rd Baron Mostyn of Mostyn