| Lääne-Saare Parish | |
| Native Name: | Lääne-Saare vald |
| Settlement Type: | Former municipality of Estonia |
| Flag Size: | 125px |
| Subdivision Type: | Country |
| Subdivision Name: | Estonia |
| Subdivision Type1: | County |
| Subdivision Name1: | Saare County |
| Seat Type: | Administrative centre |
| Seat: | Kuressaare |
| Area Total Km2: | 807 |
| Population Total: | 7200 |
| Population As Of: | 2014 |
| Population Density Km2: | auto |
Lääne-Saare Parish (Estonian: Lääne-Saare vald) was a rural municipality of Estonia, in Saare County. It was located on the western part of Saaremaa island. The municipality has a population of ca 7,200 and an area of 807 km2.
Lääne-Saare Parish was established by merging Kaarma, Kärla and Lümanda parishes on 12 December 2014.[1]
During the administrative-territorial reform in 2017, all 12 municipalities on the island Saaremaa were merged into a single municipality – Saaremaa Parish.
Lääne-Saare Parish had 4 small boroughs (alevik): Aste, Kudjape, Kärla and Nasva; and 111 villages.