| Foster | Edward A | 130 | Sergeant | Source: Nominal roll in WO127 | Namaqualand Border Scouts |
| Foster | Edward Amor | 424 | Trooper | Source: OZ-Boer database | West Australia, 8th Battalion Australian Commonwea |
| Foster | Ernest | 791 | | Wounded. Attested: Sep 1899. Source: CMP 13 | Cape Police |
| Foster | Ernest Alfred | 1637 | Private | Source: OZ-Boer database | Victoria, 5th Mounted Rifles Contingent |
| Foster | Ernest G | | Lieutenant | Source: OZ-Boer database | New South Wales, 3rd Contingent NSW Mounted Rifles |
| Foster | Ernest G | 148 | Sergeant | Source: OZ-Boer database | New South Wales, NSW Citizen's Bushmen |
| Foster | Ernest John | 789 | Private | Source: QSA Medal Rolls | 10th Company, 3rd Btn, IY |
| Foster | Ernest Laurimer | 791 | Private | QSA (1)
Source: List of QSAs with the clasp Defence of Kimberley | Cape Police |
| Foster | Ernest Laurimer | | | District 2
Source: QSA and KSA rolls | Cape Police |
| Foster | Erwin Joslyn | 25 | | Occupation: Telegraphist. Next of kin: Sister. Address: Melbourne Australia.
Source: Attestation paper in WO126 | Town Guard and District Mounted Troops |
| Foster | F | | | 2nd Battalion
Source: QSA and KSA medal rolls | Bedfordshire Regiment |
| Foster | F | 2124 | Driver | Invalided to England. Discharged. QSA (3) sent 7 Aug 1903.
QSA (3) RoK Paard Drief
TNA ref 158/14 | Royal Engineers, Field Company, 38th |
| Foster | F | 25153 | Driver | To Field Depot 13 Nov 1902.
QSA (3) CC OFS RoL. KSA
TNA ref 158/48; 314/116 | Royal Engineers, Fortress Company, 45th |
| Foster | F | | | Source: WO100/252 | Imperial Military Railways |
| Foster | F | | | Source: QSA and KSA medal rolls | New Zealand, 1st Contingent NZ Mounted Rifles |
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