skos:altLabel | - Duke of Northumberland
- The Duke of Northumberland
- 1766
- Lord Percy
- Earl of Northumberland
- The Earl of Northumberland
- 1st Duke
- 1st Duke of Northumberland
- Hugh Percy
- 2nd Earl of Northumberland
- The 1st Duke of Northumberland
- Hugh Percy, 1st Duke of Northumberland, 1st Baron Lovaine
- Hugh Percy (Smithson), 1st Duke of Northumberland
- Hugh Percy, 1st Earl of Northumberland
- Hugh Percy, 2nd Earl of Northumberland
- Hugh Percy, Earl of Northumberland
- Hugh Percy, the first Duke of Northumberland
- Hugh Smithson
- Sir Hugh Percy né Smithson
- Sir Hugh Smithson
- Sir Hugh Smithson (later Percy), 4th Baronet
- Sir Hugh Smithson, 4th Baronet
- Sir Hugh Smithson, Bt
- Hugh Percy,<br/>2nd Earl of Northumberland,<br/>'''1st Duke of Northumberland'''
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