Étang de Hanau
Pond and Waldeck Castle in the background
Étang de Hanau
Location	Moselle
Coordinates	49°0′37″N 7°32′16″E / 49.01028°N 7.53778°E / 49.01028; 7.53778
Primary outflows	Waldeck Brook
Basin countries	France
Surface area	0.16 km2 (0.062 sq mi)
Surface elevation	234 m (768 ft)
Settlements	Waldeck

Étang de Hanau (German: Hanauer Weiher, literally "Hanau Pond") is a lake in Moselle, France. Its surface area is 0.16 km².

The lake is located in the commune of Philippsbourg, near the small hamlet of Waldeck and its castle.