A clear ranking is difficult because it is difficult to compare wine-growing areas with different hierarchies defined by wine law in each individual country. The top candidate is the historic landscape La Mancha in Spain with about 450,000 hectares of vineyards. Within this region lies the DO area of the same name with around 200,000 hectares. Equally huge is the French Midi with over 400,000 hectares of vineyards. This area consists of several winegrowing regions, with the largest part being the double region Languedoc-Roussillon with 224,000 acres is. In Italy is with 128.144 hectares Sicily By far the largest winegrowing region. The 113,000 hectares of the French region Bordeaux are structured in over 30 appellations. Also in California There are very large winegrowing areas ( AVA = American Viticultural Area).
See for others Records also under the keywords smallest vineyards & vineyards. northernmost vineyard. southernmost vineyard. highest vineyard and steepest vineyard, A complete list of overburden relevant keywords is under vineyards contain.
Graphics: The Winzer 1 - Weinbau, Ulmer Verlag 2019, 4th edition