Hans Günther Aach

Hans Günther Aach (born 2 October 1919) is a German botanist.

Aach was born in Oldenburg. He gained his doctorate in March 1952 in the Faculty of Mathematics and Natural Sciences of the University of Göttingen. In July 1961 he presented his professorial thesis at the University of Cologne. On 31 December 1962 he was appointed Extraordinary Professor of Botany at the RWTH Aachen University. From 12 January 1965 he was appointed to the Chair of Botany in the same place and made director of the Botanical Institute. He retired on 1 March 1984.

The emphasis of his scientific work was on proteins in viruses. He collaborated on the Handbuch der Biologie.

• Über Wachstum und Zusammensetzung von Chlorella pyrenoidosa bei unterschiedlichen Lichtstärken und Nitratmengen. Göttingen 1952
• Die Viren. Akademische Verlags-Gesellschaft Athenaion, Konstanz 1960
• Zur Konstanz der Aminosäurenzusammensetzung im Eiweißanteil des Tabakmosaikvirus. Köln 1961
• Zum Problem der Viruseiweisssynthese in zellfreien Chlorellasystemen. Westdeutscher Verlag, Köln 1968

• Kürschners deutscher Gelehrten-Kalender. Vol. 1, 1966.