| Calloghan | H | | | Source: QSA and KSA medal rolls | 5th Battery, RFA |
| Calloghan | T H | | | Source: QSA and KSA medal rolls | New Zealand, 10th Contingent |
| Callon | D | | | 3rd Battalion
Source: QSA and KSA medal rolls | Lincolnshire Regiment |
| Callon | J | 6172 | Private | 1st Btn. Killed at Natal. 23 Feb 1900.
Source: Natal Field Force Casualty Roll, page 98 line 54 | Royal Inniskilling Fusiliers |
| Callon | Job | 25145 | Trooper | Source: Nominal roll in WO127 | Commander-in-Chief's Bodyguard |
| Callon | O | | | 1st Battalion
Source: QSA and KSA medal rolls | Durham Light Infantry |
| Callon | T | | | 1st Battalion
Source: QSA and KSA medal rolls | (Queen's Own) Cameron Highlanders |
| Callon | W | | | 2nd Battalion
Source: QSA and KSA medal rolls | East Yorkshire Regiment |
| Callop | E | | | 2nd Battalion
Source: QSA and KSA medal rolls | (Prince of Wales's Own) West Yorkshire Regiment |
| Callop | Henry | 51 | | Occupation: Labourer. Next of kin: Wife. Address: Capetown .
Source: Attestation paper in WO126 | Town Guard and District Mounted Troops |
| Callopy | T | 2637 | Private | Died of dysentery at Ladysmith. 24 May 1900.
Source: Natal Field Force Casualty Roll, page 205 line 29 | (Prince Consort's Own) Rifle Brigade |
| Callow | | | W H | Source: QSA Medal Rolls | Imperial Yeomanry Hospital |
| Callow | A | | | Source: WO100/252 | Imperial Military Railways |
| Callow | A | | | 4th Battalion
Source: QSA and KSA medal rolls | Royal Dublin Fusiliers |
| Callow | A | | | 2nd Battalion
Source: QSA and KSA medal rolls | Northamptonshire Regiment |
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