| Janway | P | | | Source: WO100/280 | Clanwilliam Convoy Guard |
| Janytyi | | | Private | Frontier Wars. SAGS (1) 1877-8. Medal returned | Kamas Native Levy |
| Janzen | J P | | | Source: Medal rolls | Carnarvon Town Guard |
| Janzen Van Rensburg | Cornelius Ferdinand | | | Prisoner number: 3878
Captured: Paardeberg 27 Feb 1900
Sent to: Unknown
Age: 33
Address: Savergat
Source: Anglo Boer War Museum 2016 | Boer Forces |
| Janzen Van Vuuren | Dani?l Rudolph | | | Prisoner number: 3881
Captured: Paardeberg 27 Feb 1900
Sent to: Unknown
Age: 31
Address: Leeuwdoorns
Source: Anglo Boer War Museum 2016 | Boer Forces |
| Jaors | Piet | | | Source: Attestation paper in WO126 | Border Scouts |
| Japhtha | | | Trooper | BSACM Rhodesia 1896 (0).
Source: BSACM rolls | Colenbrander's Cape Boys |
| Japlins | E | | | Source: WO100/280 | Albany DMT |
| Japp | Allan | 44214 | Trooper | No known Company. Served in 37th Btn IY
Source: QSA Medal Rolls | Imperial Yeomanry |
| Japp | D | | Trooper | Frontier Wars. SAGS (1) 1877-8 | Bowker's Rovers |
| Japp | David | | | Prisoner number: 17062
Captured: Hopetown 23 Feb 1901
Sent to: India, Bellary
Age: 16
Address: Randjeslaagte
Source: Anglo Boer War Museum 2016 | Boer Forces |
| Japp | E | | | 3rd Battalion
Source: QSA and KSA medal rolls | South Wales Borderers |
| Japp | G | | Private | CGHGSM (1) Transkei
Source: Roll of the CGHGSM | Nesbitts Light Horse |
| Japp | G | | | 1st Battalion
Source: WO100/281 | Grahamstown TG |
| Japp | J | | Private | Frontier Wars. SAGS (1) 1878. Medal returned | Graaff Reinet Volunteers |
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