Multiple South African news agencies are reporting that Zindzi Mandela, the daughter of Nelson Mandela and South Africa's ambassador to Denmark, has died.
State broadcaster SABC tweeted: BREAKING: Zindzi Mandela-Hlongwane the daughter of former president Nelson Mandela has died. #SABCNews
Senior SABC journalist Chriselda Lewis has tweeted that Mandela died in Johannesburg.
Her death is also being reported by eNCA and Newzroom Afrika, with eNCA saying that she was 59.
Eyewitness News has tweeted that Mandela's death has been confirmed by the country's Department of International Relations and Cooperation.