Frongoch is a village near Bala, in Gwynedd (formerly Merionethshire), Wales.
Frongoch may also refer to: Frongoch internment camp, a prisoner of war camp near Frongoch village during the First World War Frongoch railway station, a railway station serving Frongoch village
Mining Frongoch quarry, Aberdyfi, a slate quarry near Aberdyfi in Gwynedd, Wales Frongoch quarry, Bala, a slate quarry near Frongoch village; see Slate industry in Wales Frongoch mine, Ceredigion, a lead and zinc mine near Pont-rhyd-y-groes in Ceredigion (formerly Cardiganshire), Wales