Question: When was Dorothy Bentinck, Duchess Of Portland's husband born?
Sentence (from "William Cavendish-Bentinck, 3rd Duke of Portland"): William Henry Cavendish Cavendish-Bentinck, 3rd Duke of Portland, (14 April 1738 – 30 October 1809) was a British Whig and Tory politician during the late Georgian era.
Relevant evidence: Yes