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.

[2] It was founded in 1624; urban-type settlement status was granted to it in 1960.

[citation needed] 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.

[1] As a municipal division, Chamzinka Work Settlement is incorporated within Chamzinsky Municipal District as Chamzinka Urban Settlement.