| Municipality of Loška Dolina | |
| Native Name: | Občina Loška dolina |
| Native Name Lang: | sl |
| Settlement Type: | Municipality |
| Coordinates: | 45.7122°N 14.4283°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Slovenia |
| Leader Title: | Mayor |
| Leader Name: | Matjaž Antončič |
| Unit Pref: | Metric |
| Area Total Km2: | 166.8 |
| Population Footnotes: | [1] |
| Population Total: | 3640 |
| Population As Of: | 2002 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +01 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +02 |
The Municipality of Loška Dolina (in Slovenian pronounced as /ˈloːʃka dɔˈliːna/; Slovenian: Občina Loška dolina) is a municipality in Slovenia. It is part of the Inner Carniola traditional region. Snežnik Castle and Cross Cave are located in the municipality. Its municipal seat is the town of Stari Trg pri Ložu. It borders Croatia.
In addition to the municipal seat of Stari Trg pri Ložu, the municipality also includes the following settlements: