The Sadberk Hanım Museum (Turkish: Sadberk Hanım Müzesi) is a private museum on the shores of the Bosphorus in the Büyükdere neighbourhood of Sarıyer district in Istanbul, Turkey. It was established by the Vehbi Koç Foundation in memory of Vehbi Koç’s deceased wife Sadberk. The museum is open every day except Wednesdays. It is intended that the museum will move to new premises in one of the abandoned warehouses on the shores of the Golden Horn as part of the Tersane Istanbul/Haliçport project.