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The following lists events that happened during 1935 in South Africa.
Incumbents
- Monarch: King George V.
- Governor-General and High Commissioner for Southern Africa: The Earl of Clarendon.
- Prime Minister: James Barry Munnik Hertzog.
- Chief Justice: John Wessels.
Events
;February
- 1 – The South African Airways takes over the South West African Airways which has been providing a weekly airmail service between Windhoek and Kimberley since 1932.
;Unknown date
- Cape Town begins to reclaim 480 acres (1.9 km<sup>2</sup>) of land on the Foreshore.
Births
- 30 January – Albie Sachs, activist and a former judge on the Constitutional Court of South Africa.
- 5 February – Johannes Geldenhuys, military commander (d. 2018)
- 5 March – Durant Sihlali, artist, in Germiston. (d. 2004)
- 1 April – Cyril Karabus, South African paediatric oncologist
- 22 April – Mac Maharaj, political activist, in Newcastle, KwaZulu-Natal.
- 29 April – Tom van Vollenhoven, Springbok rugby player. (d. 2017)
- 26 May – Sheila Steafel, actress in the United Kingdom. (d. 2019)
- 29 May – André P. Brink, Sestiger author, in Vrede. (d. 2015)
- 23 August – Sol Kerzner, business magnate, founder of Southern Sun Hotel Group, Sun International & Kerzner International (d. 2020)
- 30 August – Peter Cartwright, actor. (d. 2013)
- 1 November – Gary Player, professional golfer.
- 11 November – Esther Mahlangu, artist from the Ndebele nation, bold large-scale contemporary paintings that reference her Ndebele heritage
Deaths
- 28 March – Tielman Roos, politician and Minister of Justice. (b. 1879)
- 2 November – Jock Cameron, South African cricketer. (b. 1905)
- 20 May – Nontetha, Xhosa prophet
Railways
thumb|[[South African Class 15E 4-8-2|Class 15E]]
thumb|[[South African Class 16E 4-6-2|Class 16E]]
Railway lines opened
- 19 October – Transvaal – Springs to Kaydale, .
Locomotives
Four new Cape gauge locomotive types enter service on the South African Railways (SAR), all with rotary cam poppet valve gear:
- The first of forty-four Class 15E 4-8-2 Mountain type locomotives.
- Six Class 16E Pacific type passenger steam locomotives.
- Fifty Class 19C Mountain type locomotives.
Sports
Cricket
- 2 July – The South African cricket team wins its first test cricket match against the English cricket team at Lord's Cricket Ground.