Valea Mare (Hungarian: Nagypatak) is a commune in Covasna County, Transylvania Romania.

It is composed of a single village, Valea Mare, which was part of Barcani Commune before being split off in 1999.

The commune is located in the southern part of Covasna County, 23 km (14 mi) southwest of the town of Covasna and 21 km (13 mi) southeast of the county seat, Sfântu Gheorghe.

It is situated at an altitude of 570 m (1,870 ft), in the valley of the stream Valea Mare (Nagypatak).

Valea Mare is crossed by the county road DJ121A, which starts in Întorsura Buzăului, 16 km (10 mi) to the south, and ends in Aita Mare, 53 km (33 mi) to the northwest.