William Dawnay, 7th Viscount Downe British politician (1812–1857) (1812–1857) Parents Lydia Heathcote William Dawnay, 6th Viscount Downe Children Eustace Henry Dawnay William Dawnay Hugh Dawnay, 8th Viscount Downe Guy Dawnay Lewis Payn Dawnay Geoffrey Dawnay Alan Charles Dawnay Francis Herbert Dawnay Edith Mary Dawnay Alice Isabell Dawnay Siblings Payan Dawnay Hon. Lydia Frances Catherine Dawnay Partners Mary Isabel Bagot