| En Name: | Pyaozersky |
| Ru Name: | Пяозерский |
| Other Name: | Piäjärvi |
| Other Lang: | Karelian |
| Coordinates: | 65.7667°N 36°W |
| Map Label Position: | right |
| Image Coa: | Coat of Arms of Pyaozersky.svg |
| Federal Subject: | Republic of Karelia |
| Adm Data As Of: | 2014 |
| Adm District Jur: | Loukhsky District |
| Inhabloc Cat: | Urban-type settlement |
| Mun Data As Of: | April 2013 |
| Mun District Jur: | Loukhsky Municipal District |
| Urban Settlement Jur: | Pyaozerskoye Urban Settlement |
| Mun Admctr Of: | Pyaozerskoye Urban Settlement |
| Pop 2010Census: | 2098 |
| Current Cat Date: | 1976 |
| Postal Codes: | 186667 |
| Website: | http://pyaozero-admin.ru |
| Date: | May 2015 |
| Pyaozersky population | |
| Label1: | 2010 Census |
| Data1: | 2,098 |
| Label2: | 2002 Census |
| Data2: | 2,603 |
| Label3: | 1989 Census |
| Data3: | 2,632 |
| Label4: | 1979 Census |
| Data4: | 2,660 |
Pyaozersky (ru|Пяозе́рский; krl|Piäjärvi; fi|Pääjärvi) is an urban locality (an urban-type settlement) in Loukhsky District of the Republic of Karelia, Russia, located on the shore of Lake Pyaozero, 700km (400miles) northwest of Petrozavodsk, the capital of the republic. As of the 2010 Census, its population was 2,098.
Urban-type settlement status was granted to it in 1976.
Within the framework of administrative divisions, the urban-type settlement of Pyaozersky is subordinated to Loukhsky District. As a municipal division, Pyaozersky is incorporated within Loukhsky Municipal District as Pyaozerskoye Urban Settlement.[1]