For other hills of the same name, see Y Garn (disambiguation).
| Y Garn | |
| Elevation M: | 629 |
| Prominence M: | 315 |
| Parent Peak: | Y Llethr |
| Listing: | Marilyn, Hewitt, Nuttall |
| Translation: | the cairn |
| Language: | Welsh |
| Pronunciation: | in Welsh ə ˈɡarn/ |
| Location: | Gwynedd, United Kingdom |
| Range: | Rhinogydd |
| Grid Ref Uk: | SH702230 |
| Easiest Route: | walk |
Y Garn is a mountain in the southern Snowdonia, Wales, north of Dolgellau. It is an outlier of the Rhinogydd range, rising above the Coed-y-Brenin forest and the Rhaeadr Du waterfalls. An abandoned gold mine lies on its eastern slopes and Diffwys (750m) can be seen to the north from the summit.[1]