| Official Name: | Tounj |
| Settlement Type: | Municipality |
| Mapsize: | 150px |
| Pushpin Map: | Croatia |
| Pushpin Map Caption: | Location of Tounj in Croatia |
| Coordinates: | 45.2528°N 15.326°W |
| Area Footnotes: | [1] |
| Area Total Km2: | 96.1 |
| Area Urban Km2: | 12.0 |
| Population As Of: | 2021 |
| Population Total: | 1002 |
| Population Density Km2: | auto |
| Population Urban: | 323 |
| Population Density Urban Km2: | auto |
Tounj is a village and a municipality in Karlovac County, Croatia. In the 2011 census, the total population was 1,150, in the following settlements:
In the 2011 census, 98% of the inhabitants were Croats.