Léon Gaston Seurat (1872–1949) was a French zoologist and parasitologist known for his investigations of fauna native to French Polynesia and northern Africa.
In 1899 he submitted his graduate thesis on entomophagous Hymenoptera to the faculty of Paris, afterwards (1902–05) working as a naturalist in the South Seas, most notably in the Tuamotu and Gambier Islands.
[1] In May 1906 he began work as préparateur of zoology in the laboratory of Biologie appliquée aux colonies.
[2] Later on in his career, he was appointed professor of zoology at the University of Algiers.
[4] Also a genus of fungi in the Ascomycota phylum was named Seuratia with its accompanying family Seuratiaceae.