| Urlaur Lough | |
| Pushpin Map: | Island of Ireland |
| Pushpin Map Alt: | Urlaur Lough location in Ireland |
| Pushpin Label Position: | none |
| Pushpin Map Caption: | Location in Ireland |
| Location: | County Mayo |
| Outflow: | River Lung |
| Catchment: | 13.6km2 |
| Basin Countries: | Ireland |
| Length: | 2.8km (01.7miles) |
| Width: | 0.5km (00.3miles) |
| Area: | 1.15km2 |
| Depth: | 4m (13feet) |
| Max-Depth: | 11m (36feet) |
| Elevation: | 81m (266feet) |
Urlaur Lough is a freshwater lake in the west of Ireland. It is located in east County Mayo and is one of the Urlaur Lakes.
Urlaur Lough measures about 3km (02miles) long and 0.5km (00.3miles) wide. It lies about 10km (10miles) north of Ballyhaunis near Lough Nanaoge and Lough Roe, the other Urlaur Lakes.
Urlaur Lough is the source of the Lung River. The river flows to Lough Gara.
Fish species in Urlaur Lough include perch, roach, pike, ninespine stickleback and the critically endangered European eel. Bird species at the lake include tufted duck, pochard, teal, mallard, whooper swan, wigeon and curlew. Urlaur Lough is part of the Urlaur Lakes Special Area of Conservation.