| Sibbald | R | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Matabeleland Relief Force |
| Sick | Peter | 23 | Trooper | BSACM Rhodesia 1896 (1) Mashonaland 1897.
Source: BSACM rolls | British South Africa Police |
| Siddins | Henry Charles | 3465 | Private | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | (Duke of Wellington's) West Riding Regiment |
| Sidebottom | John Henry | 4260 | Private | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | York and Lancaster Regiment |
| Sidgreaves | R A | | Sapper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Engineer Corps |
| Sidle | H S | 8405 | Private | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Medical Staff Corps |
| Sieberhagen | | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Matabeleland Relief Force |
| Siebert | J | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Matabeleland Relief Force |
| Siebert | Julius | | Trooper | BSACM Matabeleland 1893 (0).
Source: BSACM rolls | Salisbury Horse |
| Siebert | L C | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | British South Africa Police |
| Siegert | C J | | Trooper | BSACM Rhodesia 1896 (1) Mashonaland 1897. 1897: Tpr. RHV.
Source: BSACM rolls | Matabeleland Relief Force |
| Siegrist | O | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Umtali Burghers |
| Sievert | C H | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Belingwe Column |
| Sifuba | Phillip | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Colenbrander's Cape Boys |
| Sifuta | Philip | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Colenbrander's Cape Boys |
| Sigobosa | | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Colenbrander's Cape Boys |
| Silema | Jim | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Colenbrander's Cape Boys |
| Silk | Henry | 4355 | Private | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | (Duke of Wellington's) West Riding Regiment |
| Simkiss | J | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Natal Troop Volunteer Corps |
| Simkiss | Jas Oliver B | | Sergeant | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Artillery Troop |
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