| En Name: | Mari-Turek |
| Ru Name: | Мари-Турек |
| Loc Name1: | Марий Тӱрек |
| Loc Lang1: | Meadow Mari |
| Loc Lang2: | Hill Mari |
| Coordinates: | 56.8°N 86°W |
| Map Label Position: | left |
| Federal Subject: | Mari El Republic |
| Adm District Jur: | Mari-Tureksky District |
| Adm Selsoviet Jur: | Mari-Turek Urban-Type Settlement |
| Adm Selsoviet Type: | Urban-type settlement |
| Adm Ctr Of1: | Mari-Tureksky District |
| Adm Ctr Of2: | Mari-Turek Urban-Type Settlement |
| Inhabloc Cat: | Urban-type settlement |
| Mun District Jur: | Mari-Tureksky Municipal District |
| Urban Settlement Jur: | Mari-Turek Urban Settlement |
| Mun Admctr Of1: | Mari-Tureksky Municipal District |
| Mun Admctr Of2: | Mari-Turek Urban Settlement |
| Pop 2010Census: | 5164 |
| Postal Codes: | 425500 |
| Mari-Turek population | |
| Label1: | 2010 Census |
| Data1: | 5,164 |
| Label2: | 2002 Census |
| Data2: | 5,973 |
| Label3: | 1989 Census |
| Data3: | 6,098 |
| Label4: | 1979 Census |
| Data4: | 4,942 |
Mari-Turek (Russian: Мари́-Туре́к; Марий Тӱрек, Marij Türek) is an urban locality (an urban-type settlement) and the administrative center of Mari-Tureksky District of the Mari El Republic, Russia. As of the 2010 Census, its population was 5,164.
Within the framework of administrative divisions, Mari-Turek serves as the administrative center of Mari-Tureksky District.[1] As an administrative division, the urban-type settlement of Mari-Turek, together with twenty-nine rural localities, is incorporated within Mari-Tureksky District as Mari-Turek Urban-Type Settlement (an administrative division of the district).[2] As a municipal division, Mari-Turek Urban-Type Settlement is incorporated within Mari-Tureksky Municipal District as Mari-Turek Urban Settlement.[3]