| Name (1649 results) | Rank | Regiment |
|---|---|---|
| Sikes, Richard Herbert | Sub Lieutenant | Royal Navy Reserve |
| Simms, A.G.F. | Lieutenant | Connaught Rangers |
| Simms, George Norman | Captain | Royal Munster Fusiliers |
| Simms, Herbert Rutter | Sub Lieutenant | Royal Navy |
| Sinton, J. A. | Captain | Indian Medical Service |
| Sloan, Harold Alexander | Second Lieutenant | Royal Garrison Artillery |
| Small, Hugh Alexander | Second Lieutenant | 20th King's (Liverpool) Regiment |
| Small, R. G. Douglas | Captain | Prince of Wales' Leinster Regiment (Royal Canadians) |
| Smiles, Walter D. | Lieutenant Colonel | Royal Naval Volunteer Reserve |
| Smiley, Samuel Thomas | Sub Lieutenant | H.M.S. Arabic |