Ghemme is a comune (municipality) in the Province of Novara in the Italian region Piedmont, located on the river Sesia about 80 kilometres (50 mi) northeast of Turin and about 25 kilometres (16 mi) northwest of Novara.
It is the birthplace of architect Alessandro Antonelli. The main attraction is the castle (Castello-ricetto), built in the 11th to 15th centuries.
Ghemme is a red Italian wine with Denominazione di Origine Controllata e Garantita status produced in the Colli Novaresi viticultural area in the hills of the Province of Novara in Piedmont. It was awarded DOC status in 1969 and received its DOCG classification in 1997.
The wine is made primarily from the Nebbiolo grape varietal (known locally as Spanna) and like Gattinara, it may be blended with Uva Rara (known locally as Bonarda di Gattinara) and Vespolina.
A minimum of 3 years total aging is required, including a minimum 20 months in wood and 9 months in bottle from November 1 of the harvest year. Riserva is a minimum 4 years total aging, including a minimum 25 months in wood and 9 months in bottle from November 1 of the harvest year.
Coordinates: 45°36′N 8°25′E / 45.600°N 8.417°E / 45.600; 8.417