Karl Friedrich von Auwers (September 16, 1863 – May 3, 1939) was a German chemist, and was the academic adviser of both Karl Ziegler and Georg Wittig at the University of Marburg.

Karl Friedrich von Auwers was born the son of the renowned astronomer Arthur Auwers on (1863-09-16)September 16, 1863 in Gotha, Saxe-Coburg-Gotha.

He stayed at Heidelberg until he became professor at the University of Greifswald in 1900.

He left in 1913 to become chair of the chemistry department of the University of Marburg where he stayed until his retirement in 1928.

Karl von Auwers died on May 3, 1939, in Marburg.