| Romen | |
| Mouth Coordinates: | 50.7456°N 33.5042°W |
| Subdivision Type1: | Country |
| Length: | 111km (69miles) |
| Discharge1 Avg: | 3m3/s |
| Basin Size: | 1645km2 |
The Romen (;) is a right tributary of the Sula with a length of 111 km and a drainage basin of 1,645 km². It begins in the northern Ukrainian Oblast of Chernihiv and flows into the Sula near the Sumy Oblast city of Romny. The average discharge quantity amounts to 3 m³/s at the delta.
The name is of Baltic origin, cognate with the Lithuanian romus ('quiet').[1]