Charles FitzRoy, 4th Duke of Grafton, was a British nobleman born on April 28, 1735. He was the son of Charles FitzRoy, 3rd Duke of Grafton and Lady Henrietta Somerset. The Duke served as a Member of Parliament and held the position of Lord Lieutenant of Suffolk. He was known for his involvement in politics during the 18th century. The 4th Duke married Augusta Catherine, Countess of Euston, and they had several children, including George FitzRoy, 5th Duke of Grafton. He inherited the title of Duke of Grafton in 1757 and was known for his contributions to the family estate and local community until his death on March 2, 1811.