| Gavdnjajávri | |
| Caption Map: | Interactive map of the lake |
| Coordinates: | 68.742°N 24.591°W |
| Location: | Finnmark |
| Basin Countries: | Norway |
| Area: | 3.91km2 |
| Reference: | NVE |
Gavdnjajávri is a lake in Guovdageainnu Municipality in Finnmark county, Norway. The 3.91km2 lake lies on the Finnmarksvidda plateau inside Anárjohka National Park, about north of the Norway-Finland border.[1]