|Results of parliamentary elections held in the following years are available:||
Between 1948 and 1980, South Africa had a bicameral parliament composed of a House of Assembly and a Senate. The Senate was abolished in 1981. The 1984 Constitution introduced a tri-cameral Parliament comprising a House of Assembly, a House of Representatives and a House of Delegates. The 1994 Constitution re-established a bicameral Parliament composed of the National Assembly and the Senate. In the 1997 Constitution, the Senate was replaced by the National Council of Provinces.