Mahlamba Ndlopfu, Official presidential residence in Bryntirion Estate, Pretoria, South Africa.

Mahlamba Ndlopfu is a government building within the Bryntirion Estate in Pretoria, South Africa, serving as the official working residence of the president. The estate follows a Cape Dutch architectural style and includes several reception rooms, office spaces, and private quarters surrounded by formal gardens with lawns and planted beds.

Gerard Moerdijk won a national competition in the late 1930s and completed Libertas in 1940 as the Pretoria residence of Prime Minister Jan Smuts, who moved in first. From 1940 to 1961 it housed prime ministers of the Union; on 31 May 1961 the Republic was proclaimed and the head of state became the State President. When the 1983 constitution took effect in September 1984, the post of prime minister was abolished and Libertas continued as an official residence of the State President, later of the President.

The residence has carried the name Mahlamba Ndlopfu since 1995, a Xitsonga term meaning New Dawn that marks the country's shift toward democracy. The white facade and choice of materials echo the building traditions of the Cape, while the interior spaces serve for receiving international dignitaries and hosting official ceremonies.

The grounds sit within a secured complex and are not open to the public, but the exterior can be viewed from certain roads outside the estate. A visit to the surrounding area offers a chance to see the wider government precinct of Bryntirion Estate without entering any interior spaces.

The building design merges the gables and window shapes of the Cape region with wood carvings and local patterns used in several interior areas. This combination reflects a deliberate blending of styles that was uncommon in South African government structures of the period.