Jurancon Blanc is a white grape variety that is used as a base for armagnac or cognac.

Jurancon Blanc has a pale yellow-green colour with grey tinges. Its a relative neutural grape variety.

This variety is primarily grown in the Jurancon appellation of south-west France, on the slopes of the Pyrenees mountains. It is also found in neighbouring regions such as Béarn, Pays Basque, and Hautes-Pyrénées. Jurancon Blanc is a challenging variety for grpae growers. Because it is very suceptible to downy mildew and botrytis rot. Its prensence delined drastically in the past fifty years.

The name Jurançon was first mentioned in 1839 and also under the name 'Plant de Dame' meaning 'Lady's Plant'.

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