| Harrison | William E | 323 | Trooper | Served 18 Oct 01 to 28 Apr 02. Discharged, completion of service
Source: Nominal roll in WO127 | Canadian Scouts |
| Harrison | William Edward | 301 | Trooper | Served in 1st KFS. Joined Cape Town 24 Dec 00 transferred 29 Apr 01 2KFS
Source: Nominal roll in WO127 | Kitchener's Fighting Scouts |
| Harrison | William Edward | 25651 | Trooper | Served in 2nd KFS. Joined Maitland 30 Apr 01 transferred from 1KFS Discharged 13 Aug 01 time expired
Source: Nominal roll in WO127 | Kitchener's Fighting Scouts |
| Harrison | William Ernest | 57 | Private | Source: OZ-Boer database | Queensland, 7th Battalion Australian Commonwealth |
| Harrison | William Gerald | 26 | | Occupation: Clerk. Next of kin: Mother. Address: Melbourne.
Source: Attestation paper in WO126 | Town Guard and District Mounted Troops |
| Harrison | William H | | Bearer | Source: Nominal roll in WO127 | Imperial Bearer Corps |
| Harrison | William Henry | 39791 | Private | Source: QSA Medal Rolls | Imperial Yeomanry |
| Harrison | William Henry | | | Nominal roll #1 (H3) | Driscoll's Scouts |
| Harrison | William James | 3848 | Sergeant | Source: QSA Medal Rolls | 24th Company, 8th Btn, IY |
| Harrison | William James | 12123 | Trooper | Source: QSA Medal Rolls | 65th Company, 17th Btn, IY |
| Harrison | William John | 9398 | Private | Source: QSA Medal Rolls | 46th Company, 12th Btn, IY |
| Harrison | William Paul | 3012 | Trooper | Source: OZ-Boer database | New South Wales, 3rd Contingent NSW Imperial Bushm |
| Harrison | William Robert | 33825 | Trooper | Served 27 Aug 01 to 17 Mar 02. Discharged Completion of Service J'B
Source: Nominal roll in WO127 | Scottish Horse |
| Harrison | William Robert | 33825 | Trooper | 2nd Battalion
Source: QSA Medal Rolls | Scottish Horse |
| Harrison | William Thomas | 33135 | Private | Source: QSA Medal Rolls | 110th Company, 2nd Btn, IY |
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