The calculated distance (air line) between Marmirolo and Reggio nell'Emilia is approximately 37 miles respectively 59 kilometers.
By car or train, the actual journey to Reggio nell'Emilia is certainly longer, as only the direct route (as the crow flies) between Marmirolo and Reggio nell'Emilia has been calculated here.
Air line (approximately)
59 kilometers
32 nautical miles