| Olustvere Parish | |
| Native Name: | Olustvere vald |
| Settlement Type: | Former municipality of Estonia |
| Subdivision Type: | Country |
| Subdivision Name: | Estonia |
| Subdivision Type1: | County |
| Seat Type: | Administrative centre |
| Seat: | Olustvere |
| Population Density Km2: | auto |
Olustvere Parish (Estonian: Olustvere vald) was a rural municipality of Estonia, in Viljandi County. The parish existed until 1950. The parish re-established in 1991. The parish was liquidated in 2005.[1]