William Young Siddons (1815-1851) (1815–1851) Parents George John Siddons Mary Fombelle Children Henry George Impey Siddons William Earle Thornhill Siddons Mary Frances Scott-Siddons Harriot Sophia Siddons Siblings James Rayner Siddons Thomas Whalley Siddons Henry Fombelle Siddons George Richard Siddons Charles Kemble Siddons Harriet Emma Siddons Sarah Siddons Mary White Siddons Frances Sarah Parr Siddons Partners Susan Mary Earle