| Hayden | G | 1769 | Private | Frontier Wars. SAGS (1) 1879. KIA | Royal Warwickshire Regiment |
| Hayden | G | 1951 | Private | Frontier Wars. SAGS (1) 1878-9 | South Staffordshire Regiment |
| Hayden | G | | Ordinary Seaman | Frontier Wars. SAGS (0) | HMS Bodicea |
| Hayden | G | | | 1st Battalion
Source: QSA and KSA medal rolls | Gloucestershire Regiment |
| Hayden | George | 43461 | Trooper | No known Company. Served in 33rd Btn IY
Source: QSA Medal Rolls | Imperial Yeomanry |
| Hayden | George Evelyn | 24530 | Private | Source: QSA Medal Rolls | 62nd Company, 11th Btn, IY |
| Hayden | H | 5494 | Private | 2nd Battalion
Source: QSA roll | (Duke of Cambridge's Own) Middlesex Regiment |
| Hayden | H | 5238 | Private | 1st Btn. Wounded at Natal. 23 Jan 1900.
Source: Natal Field Force Casualty Roll, page 129 line 4 | (Prince of Wales's Volunteers) South Lancashire Re |
| Hayden | H J | 1457 | Sapper | Invalided. To Army Reserve.
QSA (3) CC OFS SA01
TNA ref 159/19; 159/82 | Royal Engineers, Telegraph Battalion, 1st Division |
| Hayden | H W | | | 1st Battalion
Source: WO100/281 | Grahamstown TG |
| Hayden | Henry | 16452 | Private | Source: QSA Medal Rolls | 69th Company, 7th Btn, IY |
| Hayden | J | | | Source: QSA and KSA medal rolls | No 10 Mountain Battery, RGA |
| Hayden | J | 5147 | Private | 2nd Btn. Wounded at Colenso. 21 Feb 1900.
Source: Natal Field Force Casualty Roll, page 64 line 23 | (Prince Albert's) Somerset Light Infantry |
| Hayden | J | | | Source: WO100/146 | No 10 Mountain Battery, RGA |
| Hayden | J | 926 | Private | Frontier Wars. SAGS (1) 1877-8-9 | Connaught Rangers |
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