Cefn-y-bedd is a village in Flintshire, north-east Wales. The name translates into English as Behind the grave.

Cefn-y-bedd is on the A541 road to the south of its junction with the A550 road at Abermorddu. The village is served by Cefn-y-Bedd railway station on the Borderlands Line, linking Wrexham and Bidston on the Wirral Peninsula.