The Leuchtenberg Gallery was the collection of artworks of the Dukes of Leuchtenberg, on public display in Munich. The collection was widely known in 19th-century Europe, due to being open to the public and having a high-quality illustrated catalogue in different languages, and was considered one of the most important private collections of the time.The collection was a heritage from Napoleonic times through Joséphine de Beauharnais, but with new additions by the subsequent Dukes, especially Eugène de Beauharnais. In 1810, Eugène de Beauharnais bought part of the collection of , including at least one painting by Peter Paul Rubens. By 1841, the collection was largely complete.