Marike de Klerk (17 November 1941 – 4 December 2001) was the First Lady of South Africa, as the wife of State President Frederik Willem de Klerk, from 1989 to 1994. She was also a politician of the former governing National Party in her own right. She was murdered in her Cape Town home in 2001.Marike was born into an upper-middle class Afrikaans family in Pretoria. Her father, Wilhelm Willemse, was an academic and writer. He was Professor of Social Pathology and Psychology at University of Pretoria. Wikipedia