| Johnstone | C W | 1876 | Trooper | Missing in action. Murraysburg, 11 January 1901
Rejoined
Source: South African Field Force Casualty Roll | South African Light Horse |
| Johnstone | Cecil David | 35731 | Corporal | Source: Nominal roll | Eastern Province Horse |
| Johnstone | Cecil David | 512 | Trooper | Source: Nominal roll in WO127 | Rhodesia Regiment |
| Johnstone | Cecil David | | Sergeant | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Gwelo Volunteers |
| Johnstone | Cecil Dd | | | Source: QSA and KSA medal rolls | Southern Rhodesian Volunteers |
| Johnstone | Charles | 399 | | Attested: Nov 1901. Source: CMP 25 | Cape Police |
| Johnstone | Charles | 2170 | Trooper | Served in 1st KFS. Joined Durban 27 Mar 02 Boysens 4 Jul 02 disbandment
Source: Nominal roll in WO127 | Kitchener's Fighting Scouts |
| Johnstone | Charles | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Afrikander Corps |
| Johnstone | Charles Frederick Dale | | | Source: WO100/285 | Tarkastad TG |
| Johnstone | Charles Melville | | Captain | QSA (5).
Source: QSA medal rolls | 6th Dragoon Guards (Carabiniers) |
| Johnstone | Chas Peter | | | Source: QSA and KSA medal rolls | Southern Rhodesian Volunteers |
| Johnstone | Clarence Albert James | 71 | Trooper | Source: OZ-Boer database | Tasmania, 3rd Imperial Contingent |
| Johnstone | D | | | Source: QSA and KSA medal rolls | South African Constabulary |
| Johnstone | D | | | Source: QSA and KSA medal rolls | New Zealand, 10th Contingent |
| Johnstone | D | | Stoker | QSA (0). Ref: 283.996.
Source: QSA medal rolls | HMS Niobe |
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