Jane Guildford was the wife of John Dudley, the first Duke of Northumberland. Their marriage took place in 1530 and lasted until Dudley's execution in 1553. The couple had 13 children together, including Guildford Dudley, who was briefly married to Lady Jane Grey, the "Nine Days' Queen."
John Dudley, 1st Duke of Northumberland Mental Marathon: 10 Questions to test your cognitive stamina