| Petkeljärvi National Park | |
| Iucn Category: | II |
| Map: | Finland |
| Relief: | 1 |
| Location: | North Karelia, Finland |
| Coordinates: | 62.5833°N 42°W |
| Area Km2: | 7 |
| Established: | 1956 |
| Visitation Num: | 19500 |
| Visitation Year: | 2009[1] |
| Governing Body: | Metsähallitus |
Petkeljärvi National Park (Finnish: Petkeljärven kansallispuisto) is a national park in Ilomantsi in the North Karelia region of Finland. It was established in 1956 and covers 6km2. Its specialities are e.g. fortification from the Continuation War, some of which have been renovated, and valuable eskers. The park's vegetation mostly consists of light Scots pine forests. The park, along with Patvinsuo National Park, belongs to the North-Karelian biosphere reserves of UNESCO.