Ulrich Wolfgang Kelber is a German former politician of the Social Democratic Party (SPD) who has been serving as the Federal Commissioner for Data Protection and Freedom of Information since 7 January 2019. From 2000 to 2019, he was the member of the Bundestag for Bonn.

Bonn is a federal city in the German state of North Rhine-Westphalia, located on the banks of the Rhine. It has a population of over 300,000. About 24 km (15 mi) south-southeast of Cologne, Bonn is in the southernmost part of the Rhine-Ruhr region, Germany's largest metropolitan area and the second biggest metropolitan region by GDP in the European Union, with over 11 million inhabitants. It is a university city, was the birthplace of Ludwig van Beethoven and was the capital of West Germany from 1949 to 1990. Bonn was the seat of government of reunited Germany from 1990 to 1999.