| Foel Hafod-fynydd | |
| Elevation M: | 689 |
| Prominence M: | 84 |
| Parent Peak: | Aran Fawddwy |
| Listing: | Hewitt, Nuttall |
| Language: | Welsh |
| Location: | Gwynedd, Wales |
| Range: | Snowdonia |
| Grid Ref Uk: | SH8770922722 |
| Topo: | OS Landranger 124 |
Foel Hafod-fynydd is a subsidiary summit of Aran Fawddwy in southern Snowdonia, North Wales, Wales, United Kingdom. It tops the east ridge of Erw y Ddafad-ddu. Creiglyn Dyfi nestles in the bowl between Foel Hafod-fynydd and Aran Fawddwy.
The summit is grassy marked by a few stones. Esgeiriau Gwynion lies to the north, Llechwedd Du to the east, and Gwaun Lydan to the south.[1]