| McGregor | Robert | 107 | Private | Source: OZ-Boer database | Victoria, 6th Battalion Australian Commonwealth Ho |
| McGregor | Robert | 825 | | Source: Attestation papers. See image on this site. | Railway Pioneer Regiment |
| McGregor | Robert | 1271 | SSM | Served 08 Feb 01 to 07 Feb 03.
Source: Nominal roll in WO127 | Steinaecker's Horse |
| McGregor | Robert | 825 | Private | 1st RPR
Source: Nominal roll in WO127 | Railway Pioneer Regiment |
| McGregor | Robert | 11 | Ranger | Served between 21/7/1901 and 13/2/1902. Reason for discharge: Disbanded. Notes: GPO Johannesburg
Source: Nominal roll | Cattle Ranger's Corps |
| McGregor | Robert Barclay | 8713 | Private | Source: QSA Medal Rolls | 18th Company, 6th Btn, IY |
| McGregor | Robert Cameron | 199 | Trooper | Source: Nominal roll in WO127 | Rhodesia Regiment |
| McGregor | Robert Henry | 184 | Farrier | Source: OZ-Boer database | West Australia, 5th Mounted Infantry Contingent |
| Mcgregor | Robert R | | | Source: QSA and KSA medal rolls | Western Province Mounted Rifles |
| Mcgregor | Roderick | | | Source: QSA and KSA medal rolls | South African Constabulary |
| McGregor | S | | | Source: Medal rolls | (Princess Louise's) Sutherland and Argyll Highland |
| McGregor | S | | | 3rd Volunteer Battalion
Source: Medal rolls | (Princess Louise's) Sutherland and Argyll Highland |
| McGregor | S | | | 3rd Battalion
Source: QSA and KSA medal rolls | Royal Scots (Lothian Regiment) |
| McGregor | Samuel John | 330/346 | | Source: Medal rolls | Canada, 1st Canadian Mounted Rifles |
| McGregor | Sydney Alfred | | | Source: Attestation paper in WO126 | Canadian Scouts |
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