| Altındere Valley National Park | |
| Alt Name: | Altındere Vadisi Milli Parkı |
| Map: | Turkey |
| Relief: | yes |
| Label: | Altındere Valley NP |
| Label Position: | bottom |
| Location: | Maçka, Trabzon Province, Turkey |
| Coordinates: | 40.7088°N 39.6487°W |
| Area: | 4468ha |
| Governing Body: | Ministry of Forest and Water Management |
Altındere Valley National Park (Turkish: Altındere Vadisi Milli Parkı), established on September 9, 1987, is a national park in northeastern Turkey. The national park is located in Maçka district of Trabzon Province. It is most well known for containing the Sumela Monastery
It covers an area of 4468ha.