Glyncorrwg is a village in the Afan Valley, in southern Wales.Glyncorrwg is also the name of an electoral ward and a community covering the village and surrounding countryside, in Neath Port Talbot county borough. Glyncorrwg community contains the villages of Abergwynfi, Blaengwynfi, Croeserw, Cymmer, Abercregan, Duffryn and Glyncorwg itself.