Alfréd Meissner (10 April 1871 – 29 September 1950) was a Czech politician and member of the Social Democratic Party in the First Czechoslovak Republic. He was elected to the National Assembly and served twice as Minister of Justice and twice as Minister of Social Welfare of the republic. Following the German occupation of Czechoslovakia during the Second World War, he was deported to the Theresienstadt concentration camp. He survived the Holocaust, and after the war he returned to Prague where he died at the age of 79.