<!-- "none" is preferred when the title is sufficiently descriptive -->
<!-- IF POSSIBLE, PLEASE USE PRESENT TENSE -->
The following lists events that happened during 1911 in South Africa.
Incumbents
- Monarch: King George V.
- Governor-General and High Commissioner for Southern Africa: The Viscount Gladstone.
- Prime Minister: Louis Botha.
- Chief Justice: John de Villiers, 1st Baron de Villiers
Events
;April
- 18 – Lusitania, a Portuguese 5,557 ton passenger liner, strikes Bellows Rock just off Cape Point en route from Mozambique to Lisbon and sinks. Only 8 out of the 774 people on board lose their lives.
- 22 – A passenger train from Port Alfred derails on the Blaauwkrantz Bridge and plunges into the ravine below, killing 31 and seriously injuring 23.
;November
- Louis Botha and J.B.M. Hertzog officially establish the South African Party as the "South African National Party" in Bloemfontein, although the Party had already been supported informally by candidates in national elections the year prior.
Births
- 8 January – Esther Susanna Mentz, soprano and actress.
- 6 August – Norman Gordon, cricketer (d. 2014)
- 25 September –Lillian Ngoyi, "Ma Ngoyi", dressmaker, political activist and trade unionist.
Deaths
- 4 February – Piet Cronjé, Boer General. (b. 1836)
- 28 May – Ds. S.J. du Toit, pioneer of the Afrikaans language. (b. 1847)
- 23 November – Bernard Tancred, South African cricketer. (b. 1865)
Railways
Railway lines opened
- 1 March – Transvaal – India Junction to Alberton, .
- 13 April – Natal – Umlaas Road to Mid Illovo (Narrow gauge), .
;Natal
- The Natal Government Railways places the first two of seven Pacific narrow gauge tank steam locomotives in service. On the SAR they will become the Class NG4.