| Maraehara River | |
| Subdivision Type1: | Country |
| Source1 Elevation: | 380m (1,250feet) |
| Mouth Elevation: | 0m (00feet) |
The Maraehara River is a river of the Gisborne Region in New Zealand. Rising on the eastern slopes of Mount Whakatiki in the Ruatoria Forest, the river flows eastwards. It flows into the Pacific Ocean, sharing a coastal lagoon with the larger Waiapu River.