Spay is a municipality in the district of Mayen-Koblenz in Rhineland-Palatinate, western Germany.

It lies within the Rhine Gorge which became a UNESCO World Heritage Site in 2002.

Historically Spay was first mentioned 821 in a deed that placed the village under the protection of Louis the Pious.

During the Holy Roman Empire Spay was owned by various feudal Lords and belonged to the archbishop elector of Trier who placed it under the administration of Boppard.

The village is also known for its excellent wines (mostly Riesling produced by the local winemakers.