Mynydd Dolgoed or Craig Portas is a mountain in southern Snowdonia, Wales.

It is a long ridge running from a low summit between the valleys of the Afon Angell and the Nant Ceiswyn, north east to the cliff of Craig Portas above Dinas Mawddwy.

[2] The next mountain in the ridge to south-east is Mynydd Hendre-ddu, while to the south lie Mynydd Llwydiarth and Mynydd Cymerau.

It is one of the Dyfi hills.