| Seaca | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Suceava County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Săcuța, Moișa, Boroaia |
| Length: | 14km (09miles) |
| Mouth: | Moldova |
| Mouth Coordinates: | 47.3578°N 26.372°W |
| Basin Size: | 33km2 |
| Tributaries Left: | Moisea |
The Seaca is a right tributary of the river Moldova in Romania. It flows into the Moldova near Giulești. Its length is 14km (09miles) and its basin size is 33km2.