Pienaar is a surname of Huguenot origin (originally Pinard) that is particularly common in South Africa. It may refer to: Andries Albertus Pienaar, (known as A. A. Pienaar, pen name Sangiro), South African author, film director and game warden. Dan Pienaar (1893-1942), South African soldier Francois Pienaar (born 1967), South African rugby player Gerhardus Pienaar (born 1981), South African javelin throw