| Slavonski Šamac | |
| Official Name: | Općina Slavonski Šamac Municipality of Slavonski Šamac |
| Native Name Lang: | hr |
| Settlement Type: | Municipality |
| Pushpin Map: | Croatia |
| Pushpin Label: | Slavonski Šamac |
| Coordinates: | 45.1236°N 18.4711°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Croatia |
| Subdivision Type1: | County |
| Subdivision Name1: | Brod-Posavina |
| Leader Party: | HDZ |
| Leader Title: | Municipal mayor |
| Leader Name: | Branislav Milinović |
| Area Footnotes: | [1] |
| Area Total Km2: | 22.5 |
| Area Urban Km2: | 8.5 |
| Population As Of: | 2021 |
| Population Total: | 1576 |
| Population Density Km2: | auto |
| Population Urban: | 768 |
| Population Density Urban Km2: | auto |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Timezone1: | CET |
| Postal Code Type: | Postal code |
| Postal Code: | 35220 |
| Area Code Type: | Area code |
| Area Code: | 035 |
| Registration Plate: | SB |
Slavonski Šamac is a village and municipality located on the river Sava in Croatia. It is located in Brod-Posavina county in the region of Slavonia. On the opposite side of the river lies the Bosnian town of Šamac. Slavonski Šamac is located on the D7 road, a part of the European route E73.
According to the 2011 census, the municipality had a population of 2,169 with 996 in the settlement of Slavonski Šamac itself.[2]
The municipality consists of two settlements: