| En Name: | Chamzinka |
| Ru Name: | Чамзинка |
| Loc Name1: | Чаунза |
| Loc Lang1: | Erzya |
| Loc Lang2: | Moksha |
| Coordinates: | 54.4°N 92°W |
| Map Label Position: | top |
| Federal Subject: | Republic of Mordovia |
| Adm Data As Of: | September 2014 |
| Adm District Jur: | Chamzinsky District |
| Adm Selsoviet Jur: | Chamzinka Work Settlement |
| Adm Selsoviet Type: | Work Settlement |
| Adm Ctr Of1: | Chamzinsky District |
| Adm Ctr Of2: | Chamzinka Work Settlement |
| Inhabloc Cat: | Urban-type settlement |
| Inhabloc Type: | Work settlement |
| Mun Data As Of: | May 2014 |
| Mun District Jur: | Chamzinsky Municipal District |
| Urban Settlement Jur: | Chamzinka Urban Settlement |
| Mun Admctr Of1: | Chamzinsky Municipal District |
| Mun Admctr2 Of: | Chamzinka Urban Settlement |
| Pop 2010Census: | 9463 |
| Established Date: | 1624 |
| Current Cat Date: | 1960 |
| Postal Codes: | 431700, 431702, 431815 |
| Date: | September 2015 |
| Chamzinka population | |
| Label1: | 2010 Census |
| Data1: | 9,463 |
| Label2: | 2002 Census |
| Data2: | 9,906 |
| Label3: | 1989 Census |
| Data3: | 9,845 |
| Label4: | 1979 Census |
| Data4: | 6,548 |
Chamzinka (Russian: Ча́мзинка; Erzya: Чаунза, Čaunza) is an urban locality (a work settlement) and the administrative center of Chamzinsky District of the Republic of Mordovia, Russia. As of the 2010 Census, its population was 9,463.
It was founded in 1624; urban-type settlement status was granted to it in 1960.
Within the framework of administrative divisions, Chamzinka serves as the administrative center of Chamzinsky District.[1] As an administrative division, the work settlement of Chamzinka, together with two rural localities, is incorporated within Chamzinsky District as Chamzinka Work Settlement. As a municipal division, Chamzinka Work Settlement is incorporated within Chamzinsky Municipal District as Chamzinka Urban Settlement.[2]