| Barentu | |
| Mapsize: | 200px |
| Mapsize1: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Gash-Barka |
| Subdivision Type2: | Capital |
| Subdivision Name2: | Barentu |
| Unit Pref: | Imperial |
| Timezone: | GMT +3 |
| Utc Offset: | +3 |
Barentu Subregion is a subregion in the Gash-Barka region of western Eritrea. The capital lies at Barentu.