| NAME | Clan/Family/Tartan |
| Rae | Macrae |
| Sanderson | MacDonnell of Glengarry |
| Sandison | Gunn |
| Scobie | Macrae |
| Scott | Scott |
| Scrimgeour | Scrimgeour |
| Seaton | Seton |
| Seton | Seton |
| Shannon | MacDonald |
| Shaw | Shaw, Chattan |
| Shepherd | Shepherd |
| Sim | Fraser |
| Sime | Fraser |
| Simon | Fraser |
| Simpson | Fraser |
| Simson | Fraser |
| Sinclair | Sinclair |
| Skene | Skene |
| Slains | Hay |
| Small | Murray |
| Smith | Smith, Chattan, Gow |
| Sorley | Cameron, Lamont |
| Somerled | MacDonald |
| Spalding | Murray |
| Spence | MacDuff |
| Spens | MacDuff |
| Spittal | Buchanon |
| Spittel | Buchanon |
| Sporran | MacDonald, MacSporran |
| Stalker | Macfarlane, MacGregor |
| Stark | Robertson |
| Steuart | Stewart |
| Stewart | Stewart (of Appin, of Atholl, of Galloway, Royal Stewart) |
| Strachan | Mar |
| Stuart | Stewart, Stuart of Bute |
| Sturrock | Sturrock |
| Sutherland | Sutherland |
| Swan | Macqueen, MacDonald |
| Swanson | Gunn |
| Syme | Fraser |
| Symon | Fraser |
|
 |
|
