The Municipality of Osilnica (pronounced [ɔˈsiːu̯nitsa]; Slovene: Občina Osilnica) is a municipality in southern Slovenia.

It gets its name from the largest settlement and seat of the municipality, Osilnica.

[2] It borders Croatia.

In addition to the municipal seat of Osilnica, the municipality also includes the following settlements:

This article about the Municipality of Osilnica in Slovenia is a stub.