Surname type: A.K.A.
| Member | Alternative Name |
|---|---|
| Charles Sibthorp | Charles (Charles De Laet) Waldo-Sibthorp (A.K.A.) |
| William Simpson-Hinchliffe | William (William Algernon) Simpson (A.K.A.) |
| Thomas Skewes-Cox | Thomas (Thomas) Cox (A.K.A.) |
| Henry Slesser | Henry (Henry Herman) Schloesser (A.K.A.) |
| Robert Smillie | Robert (Robert) Smellie (A.K.A.) |
| Jonah Smith | Jonah (Jonah Walker) Walker-Smith (A.K.A.) |
| Robert Smith | Robert (Robert) Vernon (A.K.A.) |
| Robert Smith | Robert (Robert John) Carrington (A.K.A.) |
| Douglas Spencer-Nairn | Douglas (Douglas Leslie Spencer) Nairn (A.K.A.) |
| Thomas Spring-Rice | Thomas (Thomas Spring) Rice (A.K.A.) |
| Edward Stanley | Lord Stanley (A.K.A.) |
| Edward Stanley | Lord Stanley (A.K.A.) |
| Arthur Steel-Maitland | Arthur (Arthur Herbert Drummond) Steel (A.K.A.) |
| Arthur Steel-Maitland | Arthur (Arthur Herbert Drummond) Ramsay-Steel-Maitland (A.K.A.) |
| Mark Stewart | Mark (Mark John) MacTaggart-Stewart (A.K.A.) |
| Michael Stewart | Michael (Michael) Shaw-Stewart (A.K.A.) |
| James Stewart-Mackenzie | James (James Alexander Stewart) Mackenzie (A.K.A.) |
| James Stewart-Mackenzie | James (James Alexander) Stewart (A.K.A.) |
| William Stirling-Maxwell | William (William) Stirling (A.K.A.) |
| Norman St John-Stevas | Norman (Norman Anthony Francis) Stevas (A.K.A.) |
| John Stradling Thomas | John Stradling (John Stradling) Thomas (A.K.A.) |
| Archibald Stuart-Wortley | Archibald (Archibald Henry Plantagenet Stuart) Wortley (A.K.A.) |
| James Stuart-Wortley | James (James Archibald Stuart) Wortley (A.K.A.) |
| John Stuart-Wortley | John (John Stuart) Wortley (A.K.A.) |
| Charles Sutton | Charles (Charles) Manners-Sutton (A.K.A.) |