Marsanne is a white wine grape, most commonly found in the Northern Rhône region. It is often blended with Roussanne. In Savoie the grape is known as grosse roussette. Outside France it is also grown in Switzerland (where it is known as ermitage blanc or just ermitage), Spain (where it is known as Marsana), Australia and the United States.
In Australia
In Australia, the grape was first planted in Victoria in the 1860s. The Victorian vineyard of Tahbilk has Marsanne vines which date back to 1927 and are some of the oldest in the world.
..