Tír Fhiacrach Muaidhe
| Tír Fhiacrach Muaidhe Uí Fhiacrach Muirisce  | |
|---|---|
| Túath/Tríocha Céad | |
| History | |
| • Created | uncertain | 
| • Abolished | 1603 | 
| • Succeeded by | Barony of Tireragh, County Sligo | 
| Status | Túath (Territory) | 
| Subdivisions | |
| • Type | Parishes/Townlands | 
Tireragh Moy (Irish: Tír Fhiacrach Múaidhe, meaning 'Country of the Uí Fhiacrach of the River Moy') is a territory in County Sligo in northwest Ireland. It is now represented by the barony of Tireragh.
It was the land of Fiachrae, son of Eochaid Mugmedon.