Who was the daughter of the english acting troupe manager Roger Kemble, who was most famous for her portrayal of the Shakespearean character, Lady Macbeth?
Sarah Siddons: Sarah Siddons (5 July 1755 – 8 June 1831) was a Welsh-born actress, the best-known tragedienne of the 18th century. Sarah Siddons:  She was the elder sister of John Philip Kemble, Charles Kemble, Stephen Kemble, Ann Hatton and Elizabeth Whitlock, and the aunt of Fanny Kemble.
i don't know