| Cassidy | W | | | 1st Battalion
Source: QSA and KSA medal rolls | Manchester Regiment |
| Cassidy | W | | | 1st Battalion
Source: QSA and KSA medal rolls | Gordon Highlanders |
| Cassidy | W | | | 2nd Battalion
Source: QSA and KSA medal rolls | Northumberland Fusiliers |
| Cassidy | William Robert | 138 | Private | Source: OZ-Boer database | Tasmania, 2nd Bushmen Contingent |
| Cassidy | Y | | | 3rd Battalion
Source: Medal rolls | (Princess Louise's) Sutherland and Argyll Highland |
| Cassie | J | | | 2nd Battalion
Source: QSA and KSA medal rolls | Gordon Highlanders |
| Cassie | J | | | 1st Battalion
Source: QSA and KSA medal rolls | Gordon Highlanders |
| Cassie | R C | | | Source: QSA and KSA medal rolls | Harrismith Volunteer Light Horse |
| Cassie | W | | | 2nd Battalion
Source: QSA and KSA medal rolls | Northumberland Fusiliers |
| Cassie | W | | | 2nd Volunteer Company
Source: QSA and KSA medal rolls | Northumberland Fusiliers |
| Cassillis | Earl | | | 2nd Battalion
Source: QSA and KSA medal rolls | Royal Scots Fusiliers |
| Cassils | W | 3034 | Private | QSA (5).
Source: QSA medal rolls | 13th Hussars |
| Cassilus, Earl of | | | | The eldest son of the 3rd Marquis of Ailsa. He was educated at Eton and Trinity College, Cambridge, and was gazetted 2nd Lieutenant, in the 3rd Royal Scots Fusiliers in April, 1890, obtaining his captaincy in Jan, 1900. Lord Cassillis served with the 2nd Royal Scots Fusiliers in the Boer War, taking part in the operations in the Transvaal west of Pretoria, including the actions at Frederickstad; was a member of the Military Tribunal at Johannesburg; acted as Intelligence Officer from June to November, 1901, and was subsequently on the blockhouse lines and at Middelburg (Transvaal) until the end of the war. He was admitted a member of the Faculty of Advocates, Edinburgh, in Dec, 1897, and married, in 1903, Frances Emily, 3rd daughter of Sir Mark John MacTaggart-Stewart, Bart, MP. | Royal Scots Fusiliers |
| Cassim | J | | | QSA (1) DoM
Source: Mafeking Siege Account and Medal Roll | Mafeking Town Guard |
| Cassim | J | | | Source: WO100/283 | Mafeking Town Guard |
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