| Tăcășele | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Arad County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Avram Iancu, Aciuța |
| Length: | 19km (12miles) |
| Mouth: | Crișul Alb |
| Mouth Location: | Aciuța |
| Mouth Coordinates: | 46.2921°N 22.4364°W |
| Basin Size: | 71km2 |
| Tributaries Left: | Rogoz |
| Tributaries Right: | Preotesei, Pârâul Satului |
The Tăcășele is a right tributary of the river Crișul Alb in Romania. It discharges into the Crișul Alb in Aciuța. Its length is 19km (12miles) and its basin size is 71km2.