William Scrope, 1st Earl of Wiltshire
| William III of Mann | |
|---|---|
| Earl of Wiltshire | |
Arms of William Scrope | |
| King of Mann | |
| Reign | 3 June 1397 - 29 July 1399 |
| Predecessor | William de Montagu, 2nd Earl of Salisbury |
| Successor | Henry Percy, 1st Earl of Northumberland |
| Born | c. 1350 |
| Died | 29 July 1399 Bristol Castle |
| Spouse | Isabel Russell (m. 1396) |
| Father | Richard le Scrope, 1st Baron Scrope of Bolton |
William le Scrope, Earl of Wiltshire, King of Mann KG (c. 1350 – 29 July 1399) was a close supporter of King Richard II of England. He was a second son of Richard le Scrope, 1st Baron Scrope of Bolton.
He was the third and final king of an independent Manx Kingdom.