Mary Somerville (died 1834) (1780–1834) Parents Mary Digby Hugh Somerville Children George Somerville Digby Charles Wriothesly Digby Siblings Kenelm Somerville, 17th Lord Somerville Julia Valenza Somerville William Somerville Harriet Somerville Mark Somerville, 15th Lord Somerville Hugh Somerville Frances Somerville John Southey Somerville, 15th Lord Somerville Partners Charles Digby