Cymer or Cymmer may refer to:
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Cymer Abbey a Cistercian abbey in Wales
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Cymmer Colliery explosion, a mining accident in the
Rhondda Valley
Rhondda , or the Rhondda Valley ( cy, Cwm Rhondda ), is a former coalmining area in South Wales, historically in the county of Glamorgan. It takes its name from the River Rhondda, and embraces two valleys – the larger Rhondda Fawr valley ...
in 1856
There are several places in Wales named Cymmer (standard Welsh: ''Cymer'', meaning "confluence").
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Cymmer, Rhondda Cynon Taf, a village and community near Porth
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Cymmer, Neath Port Talbot
Cymmer ( cy, Cymer) is a small village in the community of Clymer and Glyncorrwg, in Neath Port Talbot in Wales, set on a hillside in the Afan Valley near the confluence of the River Afan and the River Corrwg. In 2001, Cymmer had a population of 2 ...
, a village in the Afan Valley (also spelt Cymer)
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Cymer (Edeirnion) (sometimes spelt ''Cymmer''), a place in the former parish of
Llangar, Denbighshire
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