| Rusko | |
| Official Name: | Finnish: Ruskon kunta Swedish: Rusko kommun |
| Settlement Type: | Municipality |
| Coordinates: | 60.5417°N 35.5°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Southwest Finland |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | Turku sub-region |
| Subdivision Type3: | Metropolitan area |
| Subdivision Name3: | Turku metropolitan area |
| Leader Title: | Municipal manager |
| Leader Name: | Arto Oikarinen |
| Blank3 Name: | Climate |
| Blank3 Info: | Dfb |
| Timezone: | EET |
| Utc Offset: | +02:00 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +03:00 |
Rusko (in Finnish pronounced as /ˈrusko/) is a municipality of Finland.
It is located in Western Finland and is part of the Southwest Finland region. The municipality has a population of and covers an area of NaNRusko}} ofwhich NaNRusko}}is water. The population density isNaNRusko.
The municipality is unilingually Finnish.
The municipality of Vahto was consolidated with Rusko on 1 January 2009.