Question: When did Mary Stewart, Duchess Of Richmond's father die?
Sentence (from "Mary Stewart, Duchess of Richmond"): On 8 January 1634, at the age of 12, she married the 15-year-old Charles, Lord Herbert, eldest son of the 4th Earl of Pembroke and 1st Earl of Montgomery, but was widowed in 1635 when her young husband died of smallpox.
Relevant evidence: No