Frederick Vane-Tempest-Stewart, 10th Marquess of Londonderry British aristocrat (born 1972) (b. 1972) Parents Alistair Vane-Tempest-Stewart, 9th Marquess of Londonderry Doreen Wells Children Siblings Sophia Pilkington Cosima Vane-Tempest-Stewart Lord Reginald Vane-Tempest-Stewart