January
4 – Prince Edward Islands are annexed.
March
13 – Dr K. Goonam leads a batch of twelve passive resisters across the Natal-Transvaal border.
May
26 – The National Party wins the General Elections in coalition with the Afrikaner Party (AP).
28 – The National Party forms a new South African government as incumbent prime minister Jan Smuts loses his seat.
June
4 – Daniel François Malan is elected the 5th Prime Minister of South Africa.
12 – The first Rembrandt cigarettes are manufactured.
September
8 – A group of 83 German children, orphaned by the war, arrives in Table Bay.
10 – The German orphans reach Pretoria to settle in South Africa.
October
15 – Foreign Minister Eric Louw informs Commonwealth leaders that South Africa is not prepared to allow interference in its domestic affairs.
2 February – Mluleki Editor George, deputy Minister of Defence.
9 July – Jeanne Zaidel-Rudolph, composer.
14 July – Goodwill Zwelethini kaBhekuzulu, Zulu king, is born at Nongoma.
10 December – Thamsanga Mnyele, artist and activist, is born in Alexandra, Johannesburg.
Julian Motau, artist.
7 June – Free State: Whites to Odendaalsrus, 24 miles 27 chains (39.2 kilometres).
1948 in South Africa Wikipedia (Text) CC BY-SA