William Vernon | |
|---|---|
&sq=&lang=&file=File:Vernon_of_Haddon_arms.svg) Vernon of Haddon arms | |
| Born | c. 1418/1419 |
| Died | 30 June 1467 |
| Noble family | Vernon |
| Spouse(s) | Margaret Swynfen |
| Father | Richard Vernon |
| Mother | Benedicta Ludlow |
Sir William Vernon of Haddon (c. 1418/1419 – 30 June 1467) was an English landowner, politician, and soldier who held the posts of Treasurer of Calais and Knight-Constable of England.