This is a List of international river borders. Rivers that form any portion of the border between two countries minimum:
| River | Bordering country |
|---|---|
| Amazon River | |
| Apaporis River | |
| Arauca River | |
| Bermejo River | |
| Catatumbo River | |
| Courantyne River | |
| Cuareim River | |
| Guaitara River | |
| Iguazu River | |
| Maroni River | |
| Mataje River | |
| Meta River | |
| Mira River | |
| Negro River | |
| Oiapoque River | |
| Orinoco River | |
| Paraguay River | |
| Paraguay River | |
| Paraná River | |
| Paraná River | |
| Pilcomayo River | |
| Putumayo River | |
| Rapirrán River | |
| Rapirrán River | |
| Uruguay River | |
| Uruguay River | |
| Vaupés River | |
| Yaguaron River | |
| Zulia River |
Rivers that form borders between countries in Europe include: