| Sommerein | |
| Settlement Type: | Municipality |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 47.9667°N 52°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Lower Austria |
| Subdivision Type2: | District |
| Subdivision Name2: | Bruck an der Leitha |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Karl Zwierschitz |
| Elevation M: | 197 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 2453 |
| Area Code Type: | Area code |
| Area Code: | 02168 |
| Website: | www.sommerein.at |
Sommerein is a town in the district of Bruck an der Leitha in the Austrian state of Lower Austria.
Sommerein lies in the industrial area of Lower Austria. About 34.83 percent of the municipality is forested.