| Watson | John | 508 | Trooper | Served 04 Feb 02 to 13 Jun 02. Discharged Mrs. Watson, San Francisco, California
Source: Nominal roll in WO127 | Canadian Scouts |
| Watson | John | 28 | Sergeant | Source: OZ-Boer database | West Australia, 4th Mounted Infantry Contingent |
| Watson | John | 32522 | Trooper | Served 01 Apr 01 to 12 Jan 02. Discharged, Port Elizabeth, completion of service
Source: Nominal roll in WO127 | Ashburner's Light Horse |
| Watson | John | | | 2nd Battalion
Source: QSA and KSA medal rolls | (Duke of Albany's Ross-shire Buffs) Seaforth Highl |
| Watson | John | 32522 | | Source: Attestation paper in WO126 | Ashburner's Light Horse |
| Watson | John | 15301 | Private | Source: QSA Medal Rolls | 31st Company, 9th Btn, IY |
| Watson | John | | Bearer | Served 09 Dec 99 to 12 Mar 00.
Source: Nominal roll in WO127 | Natal Volunteer Ambulance Corps |
| Watson | John | | Bearer | Served 09 Dec 99 to 18 Dec 1899 .
Source: Nominal roll in WO127 | Natal Volunteer Ambulance Corps |
| Watson | John | 7 | Ranger | Served between 21/7/1901 and 4/11/1901. Reason for discharge: Disbanded. Attested: Post Office, Johannesburg.
Source: Nominal roll | Cattle Ranger's Corps |
| Watson | John | 40227 | Private | Source: QSA Medal Rolls | 146th Company, 32nd Btn, IY |
| Watson | John | 27616 | Trooper | Served 14 Jan 01 to 18 Jul 01. Discharged Completion of Service
Source: Nominal roll in WO127 | Scottish Horse |
| Watson | John | 40224 | Trooper | Source: QSA Medal Rolls | Imperial Yeomanry |
| Watson | John | 1675 | | Attested: Sep 1902. Source: CMP 62 | Cape Police |
| Watson | John | 6016 | Trooper | Source: Nominal roll in WO127 | Imperial Yeomanry Scouts |
| Watson | John | 2727 | Private | 4th RPR
Source: Nominal roll in WO127 | Railway Pioneer Regiment |
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