| Aherlow River | |
|---|---|
 | |
| Native name | An Eatharlach (Irish) |
| Location | |
| Country | Ireland |
| Physical characteristics | |
| Source | |
| • location | Anglesborough, County Tipperary |
| Mouth | |
• location | River Suir at Kilmoyler |
| Basin size | 99 km2 (38 sq mi) |
| Discharge | |
| • average | 1.070 m3/s (37.8 cu ft/s) |
| Basin features | |
| Tributaries | |
| • left | River Ara |
| • right | Clydagh River |
The Aherlow River (/ˌæhərˈloʊ/; Irish: An Eatharlach) is a river in County Limerick and County Tipperary, Ireland.