| Official Name: | Suvainiškis |
| Settlement Type: | Town |
| Pushpin Map: | Lithuania |
| Pushpin Label Position: | Location in Lithuania |
| Subdivision Name: |  Lithuania |
| Subdivision Type1: | County |
| Subdivision Name1: | Panevėžys County |
| Subdivision Type2: | Municipality |
| Population As Of: | 2011 |
| Population Total: | 175 |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Coordinates: | 56.1528°N 25.2806°W |
Suvainiškis is a small town in Panevėžys County, in northeastern Lithuania. According to the 2011 census, the town had a population of 175 people.[1]