| Gau Graig | |
|---|---|
|   The Gau Graig plateau from Mynydd Moel
 | |
| Highest point | |
| Elevation | 684 m (2,244 ft) | 
| Prominence | 25 m (82 ft) | 
| Parent peak | Cadair Idris | 
| Listing | Deleted Hewitt, Nuttall | 
| Geography | |
| Location | Gwynedd, Wales | 
| Parent range | Cadair Idris | 
| OS grid | SH744141 | 
| Topo map | OS Landranger 124, Explorer OL23 | 
| Climbing | |
| Easiest route | Hike | 
Gau Graig is a subsidiary summit of Cadair Idris in the Snowdonia National Park, in Gwynedd, northwest Wales. It lies to the east of Mynydd Moel on a broad grassy plateau. It marks the eastern end of the Cadair Idris ridge.
The summit is marked by a cairn. To the north are Y Garn and Diffwys, to the west Rhobell Fawr and Aran Fawddwy and to the south are Waun-oer and Cribin Fawr.
Coordinates: 52°41′58″N 3°54′25″W / 52.699428°N 3.907032°W