Three of the most common grapes of Spain are below but there are many more white and red varietals.
Tempranillo, arguably the most famous of Spain's native grapes, is a vibrant, aromatic varietal that offers spicy, red fruit aromas and flavors. The grape's name translates to "little early one," a moniker that references fruit's early ripening tendency-- Tempranillo thrives even with a short growing season.
Grenache (Garnacha) is a red-wine grape variety grown extensively in France, Spain,Australia and the United States. It is a particularly versatile both in the vineyard and the winery, which may explain why it is one of the most widely distributed grapes in the world.
Mourvedre (Monastrell in its native Spain, Mataro in Australia and California) is a black-skinned variety that has been grown in vineyards all around the western Mediterranean for centuries. Thought to have originated in Spain, it is now grown extensively throughout the Iberian Peninsula, southern France, California and South Australia.