| Barker | Frank | 20493 | Trooper | Source: QSA Medal Rolls | 23rd Company, 8th Btn, IY |
| Barker | Fred C C | 866 | Sergeant | Served 06 Apr 00 to 15 Dec 00 NOK: Mrs S Barker "The Grange" Bailston Staffordshire. Discharged (Mennes Scouts)
Source: Nominal roll in WO127 | Bethune's Mounted Infantry |
| Barker | Fred Charles Clayton | | Captain | Source: Nominal roll in WO127 | Menne's Scouts |
| Barker | Frederick | 43899 | Trooper | No known Company. Served in 39th Btn IY
Source: QSA Medal Rolls | Imperial Yeomanry |
| Barker | Frederick | 40994 | Trooper | 2nd Battalion
Source: QSA Medal Rolls | Scottish Horse |
| Barker | Frederick | 40994 | Trooper | Served 02 Jan 02 to 06 Jul 02. Discharged Disban., Second number 1639
Source: Nominal roll in WO127 | Scottish Horse |
| Barker | Frederick Charles | | | Source: Attestation paper in WO126 | Bethune's Mounted Infantry |
| Barker | Frederick Charles Clayton | | Sergeant | Source: Nominal roll in WO127 | Colonial Scouts |
| Barker | Fredk | | | 1st Battalion
Source: QSA and KSA medal rolls | Scots Guards |
| Barker | Fredk | | Trooper | BSACM Mashonaland 1897 (0).
Source: BSACM rolls | British South Africa Police |
| Barker | G | | Conductor | Demise: Died 19 Jun 1900
Place: Durban
Source: In Memoriam by S Watt | Army Service Corps |
| Barker | G | | Trooper | Frontier Wars. SAGS (1) 1877-8. Medal returned | Bowker's Rovers |
| Barker | G | 45/590 | Private | Frontier Wars. SAGS (1) 1879 | (Buffs) East Kent Regiment |
| Barker | G | | | 2nd Battalion
Source: QSA and KSA medal rolls | (King's Own) Yorkshire Light Infantry |
| Barker | G | | | 1st Battalion
Source: QSA and KSA medal rolls | Essex Regiment |
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