The position has been newly created and she becomes the first person to occupy it.
Mahanyele-Dabengwa is married to Telecommunications millionaire Sifiso Dabengwa. Sifiso and the late ZPRA Intelligence Supremo Dumiso Dabengwa are cousins.
Mahanyele-Dabengwa will be based in Johannesburg and report directly to the group CEO of Naspers, Bob van Dijk the company has said.
“I am thrilled to be joining Naspers at such a pivotal time for the group and for South Africa and look forward to adding value to the group in realising its strategy in South Africa,” said Mahanyele-Dabengwa in a statement.
Naspers is a broad-based multinational internet and media group headquartered in South Africa, offering services in more than 130 countries. Its principal operations are in internet communication, entertainment, gaming and e-commerce.