Question: When was Frances Manners, Duchess Of Rutland's husband born?
Sentence (from "Charles Manners, 10th Duke of Rutland"): Charles John Robert Manners, 10th Duke of Rutland, (28 May 1919 – 4 January 1999), styled as the Marquess of Granby until 1940, was a British peer and landowner.
Relevant evidence: Yes