Sesiwn Fawr 2026

Sesiwn Fawr Dolgellau is a vibrant annual festival that celebrates Welsh-language music, culture, and community, transforming the town of Dolgellau into a hub of live performance and creativity each summer.

Spread across multiple stages, pubs, and outdoor spaces, the festival brings together a rich mix of established Welsh artists, exciting new acts, and local performers, offering everything from folk and rock to contemporary and experimental sounds.

Beyond the music, Sesiwn Fawr is known for its warm, welcoming atmosphere, encouraging people of all ages to come together to enjoy the Welsh language in a relaxed and inclusive setting. The event plays an important role in supporting Welsh culture in Meirionnydd, boosting the local economy while reinforcing Dolgellau’s reputation as a centre for arts, heritage, and community celebration.