The following lists events that happened during the 1720s in South Africa.
Events
1722
Groot Constantia was built
17 January - Sampson and Amstelveer, richly laden, are wrecked on the southern coast, beginning a disastrous year for Dutch ships in South Africa 17 June - A gale lasting several days drives away ten ships lying at anchor in Table Bay harbour. All the ships sank, and 660 people lost their lives
1724
14 February - An expedition leaves Cape Town to establish ports along the east coast. The members reach Delagoa Bay and build a fort, but are later raided by English pirates 8 September - Jan de la Fontaine provisionally becomes Governor of the Cape Colony
1727
25 February - Pieter Gysbert Noodt becomes Governor of the Cape
1728
28 April - Jan de la Fontaine is again appointed provisional Governor of the Cape 3 July - The ship Middenmark is driven on the rocks in Table Bay by a strong wind and 75 people are drowned
Deaths
21 May 1721 - Johan Cornelis d'Ableing, acting Governor of the Cape, dies
1724 - Olof Bergh, Swedish explorer to Namaqualand, dies in Cape Town, aged 81
8 September 1724 - Maurits Pasques de Chavonnes, Governor of the Cape, dies
23 April 1729 - Pieter Gysbert Noodt, Governor of the Cape, dies of a sudden heart attack at the age of 48 during the hanging of four soldiers who had deserted