| Lohan | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Vaslui County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Fundătura, Bobești, Crețești, Curteni, Oltenești, Târzii |
| Length: | 35km (22miles) |
| Mouth: | Crasna |
| Mouth Location: | Pâhna |
| Mouth Coordinates: | 46.5469°N 27.838°W |
| Progression: | Crasna→ |
| Basin Size: | 112km2 |
The Lohan is a left tributary of the river Crasna in Romania. It flows into the Crasna near Pâhna.[1] Its length is 35km (22miles) and its basin size is 112km2.