William St Clair | |
|---|---|
| Baron of Roslin | |
 Baron of Roslin coat of arms | |
| Predecessor | William St Clair, 14th Baron of Roslin |
| Successor | William St Clair, 16th Baron of Roslin |
| Died | 1610 |
| Noble family | Clan Sinclair |
| Father | William St Clair |
| Mother | Lindeasy, daughter of the Laird of Egle |
William St Clair (died 1610) was a Scottish nobleman and the 15th Baron of Roslin.