Blandin () is a commune in the Isère department in the Auvergne-Rhône-Alpes region in Southeastern France.
Blandin was established in 1801 from Virieu. Blandin is located 25 km (15.5 mi) from Voiron and 14 km (8.6 mi) from La Tour-du-Pin. The Bourbre forms the commune's eastern border.
Its inhabitants are known as (masculine) and (feminine) in French.