César Auguste Récluz (17 March 1799 in Agde – 11 July 1873 in Paris) was a French malacologist.
[1] He worked as a pharmacist in Vaugirard; as an amateur malacologist, he specialized in the family Neritidae, of which he described approximately 200 species.
Much of his conchology collection was acquired by Jules Paul Benjamin Delessert.
[2] In 1853 Sauveur Abel Aubert Petit de la Saussaye named the sea snail genus Recluzia in his honour.
He also has several species named after him; examples being Conus recluzianus, Polinices reclusianus, Paramya recluzi, and Glossaulax reclusiana.