Viktor Karl Uhlig (2 January 1857 – 4 June 1911) was an Austrian geologist and paleontologist.

[1] He studied geology and mineralogy at the universities of Graz and Vienna, receiving his doctorate in 1879.

Afterwards he worked as a research assistant under Melchior Neumayr in Vienna, and in 1891 was named an associate professor of geology and mineralogy at the German Polytechnic in Prague.

In 1907 he was a co-founder of the Geologischen Gesellschaft in Wien.

[2][3] He is best remembered for his geological and tectonic investigations of the Carpathians and for his paleontological work involving ammonites of the Cretaceous period.