Clydach

Clydach may refer to any of various settlements and rivers in South Wales:

• Clydach, Monmouthshire (village)
• Clydach, Swansea (village)
• Clydach Gorge, (Welsh Cwm Clydach) Monmouthshire
• River Clydach, Monmouthshire, (Welsh Afon Clydach)
• Lower Clydach River, Swansea Valley
• Upper Clydach River, Swansea Valley
• River Clydach (Neath), tributary of River Neath at Neath
• Clydach Vale, (Rhondda Cynon Taff)