Rémy Perrier (14 June 1861, Tulle – 27 June 1936, Chaunac) was a French zoologist.
He was the younger brother of zoologist Edmond Perrier (1844-1921).
He studied natural sciences at the École normale supérieure, afterwards teaching classes in Poitiers.
From 1926 to 1931 he was a professor of zoology at the faculty des sciences in Paris.
He was a member of the Société des lettres, sciences et arts de la Corrèze.Perrier specialized in research on the Prosobranchia (a subclass of snails).
He is also remembered for his study of sea cucumbers, being credited with creation of the taxonomic genus Gastrothuria.