The Grotte des Rideaux is a prehistoric cave that is part of the set of archaeological caves of the Sava caves, also called Lespugue caves, located in the gorges of the Sava in the commune of Lespugue in Haute-Garonne, Pays Comminges Pyrénées, Occitanie region, France.

It was occupied mainly during the Lower Magdalenian.

It is known above all as the place of discovery in 1922 of the famous Venus of Lespugue but also delivered a rib decorated with three snake figures, a rare imagery in the art of the Upper Paleolithic.