Andorno Micca (Piedmontese: Andorn) is a comune (municipality) in the Province of Biella in the Italian region Piedmont, located about 70 kilometres (43 mi) northeast of Turin and about 4 kilometres (2 mi) northwest of Biella.

It is located in the Valle Cervo, at the feet of the Biellese Prealps.

The comune takes its second name from Pietro Micca, a hero of the siege of Turin against the French (1706).

The Sacro Monte di Andorno is named after this village, despite it is not in the comune territory.

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