| Clark | A | | | Source: QSA and KSA medal rolls | New Zealand, 8th Contingent |
| Clark | A | 795 | Private | Died of disease. Rustenburg, 23 November 1901
2nd Battalion.
Source: South African Field Force Casualty Roll | Scottish Horse |
| Clark | A | 3518 | Trooper | Prisoner. De Kiel's Drift, 13 February 1900
Source: South African Field Force Casualty Roll | Kitchener's Horse |
| Clark | A | 5270 | Private | Wounded. Arundel, 24 February 1900
1st Battalion.
Source: South African Field Force Casualty Roll | (Duke of Wellington's) West Riding Regiment |
| Clark | A | 6243 | Private | Wounded. Grootvlei, 26 December 1900
1st Battalion.
Source: South African Field Force Casualty Roll | (Prince Consort's Own) Rifle Brigade |
| Clark | A | 5560 | Private | Wounded. Magersfontein, 11 December 1899
2nd Battalion.
Source: South African Field Force Casualty Roll | Black Watch (Royal Highlanders) |
| Clark | A | 5560 | Private | Wounded. Paardeberg, 18 February 1900
2nd Battalion.
Source: South African Field Force Casualty Roll | Black Watch (Royal Highlanders) |
| Clark | A | | | Source: QSA and KSA medal rolls | 13th Battery, RFA |
| Clark | A | 23491 | Trooper | Source: QSA Medal Rolls | 38th Company, 10th Btn, IY |
| Clark | A | 7149 | Private | 2nd Battalion
Source: QSA roll | (Duke of Cambridge's Own) Middlesex Regiment |
| Clark | A | 15484 | Driver | QSA (6)
Source: List of QSAs with the clasp Talana from the Talana book | 13th Battery, RFA |
| Clark | A | | | 3rd Battalion
Source: QSA and KSA medal rolls | Lincolnshire Regiment |
| Clark | A | 4265 | Private | QSA (5).
Source: QSA medal rolls | 2nd Dragoon Guards (Queen's Bays) |
| Clark | A | 3655 | Private | QSA (4).
Source: QSA medal rolls | 2nd Dragoons (Royal Scots Greys) |
| Clark | A | 4590 | Private | QSA (5).
Source: QSA medal rolls | 2nd Dragoons (Royal Scots Greys) |
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