Christina Rau, née Delius (born October 30, 1956 in Bielefeld) is the wife the late Johannes Rau, the President of Germany.
Rau is the maternal granddaughter of former President Gustav Heinemann. She attended boarding school in Switzerland and Scotland (Gordonstoun, where The Prince Andrew was one of her classmates). Subsequently, she studied political science, economics and history at the University College of Wales and at King's College London.
On 9 August 1982, she married Johannes Rau, 25 years her senior, who was at that time the Prime Minister of the German state of North Rhine-Westphalia. The couple had three children: Anna Christina (1983), Philip Immanuel (1985) and Laura Helene (1986). The family lived in Elberfeld until 1999, and then moved to Berlin.
She was the patron of UNICEF Germany, the Müttergenesungswerk, the Bundesverband der Organtransplantierten, the Deutsche Kinder- und Jugendstiftung and the Red Cross Youth of Germany.