Her greatest achievement was helping to ensure that the pass laws, which restricted the movement of black people, were abolished.
Achmat Dangor, chief executive of the Nelson Mandela Foundation said Suzman was a "great patriot and a fearless fighter against apartheid".
She visited Mandela, a leader of the then banned African National Congress, in prison in 1967.
Suzman retired in 1989, after being a member of the parliament for 36 years.
Her parents moved to South Africa after fleeing anti-Semitism in Russia.