Celyn may refer to these places in Gwynedd, Wales:
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Capel Celyn
Capel Celyn was a rural community to the northwest of Bala in Gwynedd, Wales, in the Afon Tryweryn valley. The village and other parts of the valley were flooded in the Tryweryn flooding of 1965 to create a reservoir, Llyn Celyn
Llyn ...
, an abandoned village near Bala (flooded 1965)
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Capel Celyn Halt railway station (1882–1960)
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Llyn Celyn
Llyn Celyn () is a reservoir constructed between 1960 and 1965 including the highly controversial Tryweryn flooding in the valley of the River Afon Tryweryn, Tryweryn in Gwynedd, Wales. This included the forcible removal of the Capel Celyn vil ...
, the reservoir now on Capel Celyn
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Garth Celyn, a historic estate in Abergwyngregyn
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