| Lewis | John | 1022 | Private | Source: OZ-Boer database | Victoria, 5th Mounted Rifles Contingent |
| Lewis | John | | | Source: QSA and KSA medal rolls | 21st Battery, RFA |
| Lewis | John | 31327 | Trooper | Source: QSA Medal Rolls | 4th Co, 1st Btn, IY |
| Lewis | John | | | Source: Attestation paper in WO126 | Brabant's Horse |
| Lewis | John | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Gwelo Volunteers |
| Lewis | John | | Kroo | QSA (0).
Source: QSA medal rolls | HMS Niobe |
| Lewis | John | 680 | | Attested: Jun 1902. Source: CMP 29 | Cape Police |
| Lewis | John | | | B Division
Source: QSA and KSA medal rolls | South African Constabulary |
| Lewis | John | | Kroo | QSA (0). Medal returned. Alias Tom Thumb
Source: QSA medal rolls | HMS Forte |
| Lewis | John | | | Source: WO100/286 | Uitenhage TG |
| Lewis | John | | Bearer | Served 09 Dec 99 to 12 Mar 00.
Source: Nominal roll in WO127 | Natal Volunteer Ambulance Corps |
| Lewis | John | 176 | | Source: Medal rolls | Canada, 2nd Canadian Mounted Rifles |
| Lewis | John | 40793 | Trooper | KSA image 6 | Canadian Scouts |
| Lewis | John | | Kroo | QSA (0).
Source: QSA medal rolls | HMS Magpie |
| Lewis | John | | Trooper | Source: Nominal roll in WO127 | Commander-in-Chief's Bodyguard |
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