| Barker | Hugh St John | 13075 | Trooper | Served 05 Jan 01 to 05 Feb 01. Discharged
Source: Nominal roll in WO127 | Scottish Horse |
| Barker | I | | | Source: QSA and KSA medal rolls | Scots Guards |
| Barker | I | | | Source: QSA and KSA medal rolls | (King's) Shropshire Light Infantry |
| Barker | I | | | 1st Battalion
Source: QSA and KSA medal rolls | Manchester Regiment |
| Barker | I | | | 1st Battalion
Source: QSA and KSA medal rolls | Suffolk Regiment |
| Barker | J | | | 2nd Battalion
Source: QSA and KSA medal rolls | (Prince of Wales's Own) West Yorkshire Regiment |
| Barker | J | | | 1st Battalion
Source: QSA and KSA medal rolls | Scots Guards |
| Barker | J | | | 1st Battalion
Source: Medal rolls | (Princess Louise's) Sutherland and Argyll Highland |
| Barker | J | 5148 | Private | QSA known to exist. QSA (4)
Source: List of QSAs with the clasp Defence of Kimberley | Loyal North Lancashire Regiment |
| Barker | J | | | 1st Battalion
Source: QSA and KSA medal rolls | Royal Scots (Lothian Regiment) |
| Barker | J | | | Source: QSA and KSA medal rolls | Royal Scots (Lothian Regiment) |
| Barker | J | | Private | Frontier Wars. SAGS (1) 1878. Medal returned | George Mounted Volunteers |
| Barker | J | 783 | Private | Frontier Wars. SAGS (1) 1879 | King's Royal Rifle Corps |
| Barker | J | T/1149 | Private | Frontier Wars. SAGS (1) 1879 | Army Service Corps |
| Barker | J | 4321 | Driver | Frontier Wars. SAGS (1) 1879. 6th Brigade, O Battery | Royal Artillery |
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