Jean Roux (March 1876, Geneva – 1 December 1939) was a Swiss herpetologist.
He studied at the University of Geneva, completing his doctoral thesis in 1899.
His early research involved studies of protozoa, and following post-doctoral work in Berlin, he became a curator at the natural history museum in Basel.
Here, he performed analysis of herpetological specimens collected by Fritz Müller, his predecessor at Basel.In 1907-08, with Hugo Merton, he performed scientific research in the Aru and Kei Islands, and in 1911-12, with Fritz Sarasin, he visited New Caledonia and the Loyalty Islands.
As a result of the latter expedition, he published with Sarasin a major work titled, Nova Caledonia.
Forschungen in Neu-Caledonien und auf den Loyalty-Inseln.