San Donnino Martire is a late-Renaissance style, Roman Catholic parish church located on Via Franchini in the town of Montecchio Emilia, in the Province of Reggio Emilia, region of Emilia-Romagna, Italy.
The site had an oratory by the ninth century; at one time, the church was attached to an abbey.
the church has a nave and two aisles leading to a semicircular apse.
The interior has a chapel of the Holy Sacrament painted in 1903 by Augusto Mussini (Fra' Paolo da Reggio).
The main altarpiece is an 18th-century canvas depicting the namesake saint by Jean-Baptiste Le Bel.