| Calder | J | 4657 | Corporal | Severely wounded. Buffelsnek, 3 October 1901
Source: South African Field Force Casualty Roll | 17th (The Duke of Cambridge's Own) Lancers |
| Calder | J | 9050 | Private | Severely wounded. Senekal, 26 June 1900
1st Battalion.
Source: South African Field Force Casualty Roll | Brabant's Horse |
| Calder | J | 8702 | Private | Source: QSA and KSA medal rolls W0100/130 | Lovat's Scouts |
| Calder | J | 6508 | Private | QSA (4) Eland DoL LN Belf
Provisional list of recipients
Source: Ladysmith Siege Account and Medal Roll | Gordon Highlanders |
| Calder | J | 5776 | Private | QSA (2) Eland DoL
Provisional list of recipients
Source: Ladysmith Siege Account and Medal Roll | Gordon Highlanders |
| Calder | J | | Able Seaman | QSA (1) CC. Ref: 185.660.
Source: QSA medal rolls | HMS Doris |
| Calder | J A | | | Source: WO100/252 | Imperial Military Railways |
| Calder | J C | 32697 | Trooper | Severely wounded. Spytfontein, 28 June 1901
1st Battalion.
Source: South African Field Force Casualty Roll | Brabant's Horse |
| Calder | J V | | | Source: WO100/284 | Port Elizabeth TG |
| Calder | J W | | 1st Cl Sergeant | Natal 1906 (1)
Source: Recipients of the Natal 1906 Medal | Natal Police |
| Calder | J W | | | Source: QSA and KSA rolls | Natal Police |
| Calder | James | | | 2nd Battalion
Source: QSA and KSA medal rolls | (Duke of Albany's Ross-shire Buffs) Seaforth Highl |
| Calder | James | | | Source: QSA and KSA medal rolls | New Zealand, 9th Contingent |
| Calder | James | 9050 | | Source: Attestation paper in WO126 | Brabant's Horse |
| Calder | James A | 20698 | Trooper | Source: QSA Medal Rolls | 76th Company, 20th Btn, IY |
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