| Brown | John | 30042 | Trooper | 1st Battalion
Source: QSA Medal Rolls | Scottish Horse |
| Brown | John Alphenis | | | 1st Battalion
Source: QSA and KSA rolls | Imperial Light Horse |
| Brown | John Alphinis | 2025 | Trooper | 2nd Battalion
Source: Nominal roll in WO127 | Imperial Light Horse |
| Brown | John Alphious | 2025 and 340 | Trooper | 1st Battalion
Source: Nominal roll in WO127 | Imperial Light Horse |
| Brown | John Andrew | 3636 | Private | Imperial Draft Contingent.
Source: Official Records of the Australian Military Contingents by P L Murray | Australian Army Medical Corps |
| Brown | John Andrew | 3636 | Private | Source: OZ-Boer database | New South Wales, Bearer Company |
| Brown | John Anson | 135 | | Source: Medal rolls | Canada, 2nd Canadian Mounted Rifles |
| Brown | John B | 26064 | Trooper | Source: Nominal roll in WO127 | Scottish Horse |
| Brown | John B | 26064 | Trooper | 1st Battalion
Source: QSA Medal Rolls | Scottish Horse |
| Brown | John Broadfoot | 27493 | Trooper | Source: Nominal roll in WO127 | Commander-in-Chief's Bodyguard |
| Brown | John E | 225 | Trooper | Source: Nominal roll in WO127 | Utrecht-Vryheid Mounted Police |
| Brown | John Edward | | | 1st Battalion
Source: QSA and KSA rolls | Imperial Light Horse |
| Brown | John Edward | 936 | Trooper | QSA (4) CC Wep Tr Witt
Source: Wepener Siege Account and Medal Roll | Brabant's Horse |
| Brown | John Edward | | | | Town Guard and District Mounted Troops |
| Brown | John Edward | 999 | Sergeant | 1st Battalion
Source: Nominal roll in WO127 | Imperial Light Horse |
|
|
