Like neighbouring Cefn Eglwysilan, the hill is named after the hamlet of Eglwysilan 4km to the southwest, the church here being dedicated to an obscure Saint Ilan.
Mynydd Machen | Mynydd Llangatwg | Mynydd Hiraethog | Mynydd Carningli | Eglwysilan | Battle of Mynydd Carn |