George III, Elizabeth Percy, and Hugh Percy green plaque

This green commemorative plaque records: The First Duke of Northumberland. The first Duke of Northumberland was born here in 1712. Formerly Sir Hugh Smithson, he married Lady Elizabeth Percy & succeeded her father as Earl of Northumberland in 1750. He was made Duke of Northumberland in 1766 being the only Duke created by George III. The Duke retained a lifelong interest in & contact with his birthplaces Northallerton. Recorded plaque organisation: Northallerton Town Council.

Sir Hugh Smithson, later Duke of Northumberland, was a prominent British noble who married into the Percy family and became a close associate of King George III; he is remembered for his significant role in 18th-century aristocratic society and his lifelong connection to his birthplace.