| Official Name: | Mantviliškis |
| Settlement Type: | Village |
| Pushpin Map: | Lithuania |
| Pushpin Map Caption: | Location in Lithuania |
| Coordinates: | 55.4389°N 23.8194°W |
| Subdivision Name: |  Lithuania |
| Subdivision Type1: | County |
| Subdivision Name1: | Kaunas County |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Kėdainiai district municipality |
| Subdivision Type3: | Eldership |
| Subdivision Name3: | Dotnuva Eldership |
| Population As Of: | 2011 |
| Population Total: | 205 |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
Mantviliškis is a village in Kėdainiai district municipality, in Kaunas County, in central Lithuania. It is located by the Dotnuvėlė river and Mantviliškis pond, 7km (04miles) from Dotnuva. According to the 2011 census, the village has a population of 205 people.