| Armstrong | John Louis | | Trooper | Source: Nominal roll in WO127 | Rimington's Guides |
| Armstrong | John Louis | 223 | Trooper | Source: Nominal roll in WO127 | Rimington's Guides |
| Armstrong | John McGill | 296 | Private | Source: OZ-Boer database | Queensland, 6th Imperial Bushmen Contingent |
| Armstrong | John Robert | 39570 | Private | Source: QSA Medal Rolls | Imperial Yeomanry |
| Armstrong | John Saunders | | Lieutenant | BSACM Rhodesia 1896 (0). Born at Bath on 4 July 1868. He was commissioned 2nd Lieutenant, from 4th Royal Welsh Fusiliers (Militia), into the 2nd Battalion, York & Lancaster Regiment on 18 February 1891; Lieutenant, January 1895; Captain, March 1901; transferred to 1st Battalion, June 1898. He served with the 2nd Battalion in Rhodesia in 1896 (Medal), and with the 1st Battalion and on the Staff as Signals Officer during the South African campaign from 9 February 1900 to 24 June 1902, including operations in the Transvaal, Orange River Colony, June 1901 to 31 May 1902 (Queen's Medal with 2 clasps, King's Medal with 2 clasps). Armstrong served with the 9th (Service) Battalion in France from 6 June 1916. In the battle of the Somme on 1 July 1916, the 9th Battalion were virtually wiped out, with 22 officers and 556 other ranks casualties. Armstrong helped to re-form the battalion and remained in France until April 1917. BSACM Rhodesia 1896 (Lieut. J. S. Armstrong. 2/Y. & Lancr. Regt.); QSA (2) Natal, Transvaal (Lieut. J. S. Armstrong. 1/Yk. & Lanc. Rgt.); KSA (2) (Capt. J. S. Armstrong. York & Lanc. Rgt.); British War and Victory Medals (Major J. S. Armstrong.). DNW May 1992 £390. DNW December 2014 £950.
Source: BSACM rolls | York and Lancaster Regiment |
| Armstrong | John Thompson | 29476 | Sergeant | Source: QSA Medal Rolls | 101st Company, 5th Btn, IY |
| Armstrong | John William | 2663 | Lance Corporal | 1st Battalion
Source: Nominal roll in WO127 | Imperial Light Horse |
| Armstrong | John William | 2053 | Private | BSACM Matabeleland 1893 (0).
Source: BSACM rolls | Cape Mounted Rifles |
| Armstrong | John William | 38 | Private | Source: Nominal roll in WO127 | Imperial Light Infantry |
| Armstrong | John William | 308 | Sergeant Maj | QSA (2)
Source: List of QSAs with the clasp Defence of Kimberley | Kimberley Light Horse |
| Armstrong | John Williams | 308 | Sergeant Major | Source: Nominal roll in WO127 | Kimberley Horse |
| Armstrong | Joseph | 33085 | Trooper | Source: QSA Medal Rolls | 110th Company, 2nd Btn, IY |
| Armstrong | Joseph | 3246 | Private | Source: QSA Medal Rolls | 15th Company, 5th Btn, IY |
| Armstrong | Joseph | | | Source: QSA and KSA medal rolls | Western Province Mounted Rifles |
| Armstrong | Joseph | 9243 | Private | Source: Nominal roll in WO127 | Thorneycroft's Mounted Infantry |
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