| Official Name: | Milagainiai |
| Settlement Type: | Village |
| Pushpin Map: | Lithuania |
| Pushpin Map Caption: | Location of Šilai in Lithuania |
| Coordinates: | 55.1889°N 24.3806°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Lithuania |
| Subdivision Type1: | County |
| Subdivision Name1: | Kaunas County |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Jonava |
| Population Total: | 124 |
| Population As Of: | 2001 |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
Milagainiai is a village in Jonava district municipality, in Kaunas County, in central Lithuania. According to the 2001 census, the village has a population of 124 people.[1]