Eugen Gerstenmaier

Eugen Karl Albrecht Gerstenmaier was a German Protestant theologian, resistance fighter in the Third Reich, and a CDU politician. From 1954 to 1969, he served as the third president of the Bundestag. With a tenure of over 14 years, he is, as of January 2026, the longest serving presiding officer of the German parliament and also the only person to preside over the Bundestag during four legislative periods.