| Seltannasaggart | |
| Other Name: | Sailtean na Sagart Corry Mountain |
| Elevation M: | 428 |
| Elevation Ref: | [1] |
| Prominence M: | 137 |
| Location: | County Roscommon/County Leitrim, Republic of Ireland |
| Range: | Arigna Mountains |
| Translation: | willow plantation of the priests |
| Language: | Irish |
| Map: | Ireland |
| Label Position: | right |
| Listing: | County Top (Roscommon) |
| Coordinates: | 54.1225°N -8.1433°W |
| Grid Ref Ireland: | G908142 |
Seltannasaggart,[2] also called Corry Mountain, is a low mountain near Lough Allen on the border of County Roscommon and County Leitrim in Ireland; it is the highest point in Roscommon.
The mountain is the highest point of County Roscommon. It is part of the Arigna Mountains and rises to a height of 428m (1,404feet).[1] On the southern slopes are the remains of a promontory fort and sweat houses.
There is a wind farm and a quarry on the summit, which is easily accessible. The Miners Way trail passes over it.