The R37 is a provincial route in South Africa that connects Polokwane with Mbombela via Burgersfort and Lydenburg (Mashishing).

[1] The R37 heads southwards for 30 kilometres as the Chuniespoort Pass to meet the northern terminus of the R579 road.

At this junction, it turns to the south-east and proceeds for 7 kilometres to meet the eastern terminus of the R518 road north of Lebowakgomo.

[1] From the R532 junction south of Sabie, the R37 goes south-south-east for 47 kilometres, meeting the eastern terminus of the R539 road, to reach the city of Mbombela (Capital of Mpumalanga).

It first reaches an intersection with the Mbombela Northern Bypass (N4 national route; Maputo Corridor) before entering the suburb of Riverside and proceeding to reach its terminus at a junction with the R40 road (Madiba Drive), just next to the R40's Crocodile River crossing.