Louis Eugène Robert (6 December 1806 – 28 May 1882) was a French naturalist, geologist and entomologist.
Louis Eugène Robert wrote numerous works on forest insects.
He was a friend of Félix Édouard Guérin-Méneville.
He made scientific voyages to Central America, Iceland, Greenland, Scandinavia and Lapland
and was one of the naturalists on the 1836 voyage of La Recherche