| Farbreague | |
| Elevation M: | 430 |
| Elevation Ref: | [1] |
| Prominence M: | 45 |
| Location: | County Offaly, Ireland |
| Range: | Slieve Bloom Mountains |
| Topo: | OSi Discovery 54 |
| Type: | sandstone, grit and claystone |
| Map: | Ireland |
Farbreague is a mountain (Marilyn) in County Offaly, Ireland. It is a popular walking destination in the county. At high, it is the county's sixth-highest mountain, the eighth-highest mountain in the Slieve Bloom Mountains and the 798th-highest summit in Ireland.