| Modicea | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Harghita County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Băile Madicea |
| Length: | 12km (07miles) |
| Source1: | Gurghiu Mountains |
| Mouth: | Olt |
| Mouth Location: | Dănești |
| Mouth Coordinates: | 46.5027°N 25.7504°W |
| Basin Size: | 62km2 |
| Tributaries Left: | Loc, Groapa Apei |
The Modicea is a right tributary of the river Olt in Romania. It flows into the Olt in Dănești. Its length is 12km (07miles) and its basin size is 62km2.