| Steiner | Joseph Julius | Trooper | Unit: Artillery. Nationality: German. Age: 29, Address: Bulawayo, Matabeleland. Source: List of Jameson raiders
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| Stevens | Cecil Ernest | Trooper | Unit: Artillery. Nationality: South African - Matabeleland. Address: Bulawayo, Matabeleland. Source: List of Jameson raiders
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| Stevenson | Henry | Trooper | Unit: D. troop. Nationality: South African - Cape Colony. Address: Claremont, Cape Colony. Source: List of Jameson raiders
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| Still | R T | Trooper | Unit: Artillery. Nationality: MMP. Dow. Source: List of Jameson raiders
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| Stock | Thomas Henry | Trooper | Unit: B. troop. Nationality: Scottish. Age: 35, Address: Maryland, Dumfries, Scotland. Source: List of Jameson raiders
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| Stone | William | Trooper | Unit: D. troop. Nationality: English. Age: 25, Address: 21 George St, Upper Norwood, London. Source: List of Jameson raiders
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| Stone | William B (D) | Trooper | Unit: K. troop. Killed in actiion.Buried Doornkop. Source: List of Jameson raiders
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| Stone(Shone) | Henry John | Trooper | Unit: C. troop. Nationality: South African - Cape Colony. Address: PO Glen Byrden , Bedford Dist, CC. Source: List of Jameson raiders
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| Stracey | Bourchier | Major | Served on the Staff. Nationality: English. Family name change: Lt.Col J.S. Clitheroe, CBE, Source: List of Jameson raiders
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| Straker | Martin | Insp | Unit: A. troop. Nationality: English. Age: 36, Address: Bulawayo, Matabeleland. Source: List of Jameson raiders
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| Strutt | Charles Brownlow | Corporal | Unit: Artillery. Nationality: English. Age: 27, Address: Cliever Park, Windsor. Source: List of Jameson raiders
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| Sturgeon | John | Trooper | Unit: B. troop. Nationality: Irish. Age: 23, Address: Bulawayo, Matabeleland. Source: List of Jameson raiders
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| Sturton | William | Trooper | Unit: A. troop. Nationality: Scottish. Age: 31, Address: Ardock, Cardross, Dunbartonshire.Scotland. Source: List of Jameson raiders
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| Sutcliffe | Herbert John | Hosp SM | Unit: G. troop. Nationality: English. Age: 26, Address: Beverley, East Yorkshire. Source: List of Jameson raiders
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| Sutherland | Charles Edward Hartley | Trooper | Unit: Artillery. Nationality: English. Age: 19, Address: 19 Greecroft Gdns, S.Hampstead, London. Source: List of Jameson raiders
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| Symington | John | Farr Corporal | Unit: K. troop. Nationality: Scottish. Address: c/o Miss McMillan, Tremmansford, Wigton, Sctld. Source: List of Jameson raiders
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| Tapp | George Raikes | Sergeant | Unit: C. troop. Nationality: English. Age: 25, Address: Blackheath, London. Source: List of Jameson raiders
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| Taylor | Albert | Trooper | Unit: D. troop. Nationality: English. Age: 22, Address: Cambertons Hill, Kidderminster. Source: List of Jameson raiders
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| Thiebert | Victor Otto | Trooper | Unit: C. troop. Missing in actiion, escaped.See Pitsani Account. Source: List of Jameson raiders
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| Thirkell | William R | Trooper | Unit: B. troop. Nationality: English. Age: 26, Address: 17 Whitefriars, Hull, Yorkshire. Source: List of Jameson raiders
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