It covers its namesake town of Llantwit Major and neighbouring villages of Llanmaes , Monknash and St Donats .
Llantwit Major is the name of an electoral ward in the Vale of Glamorgan , Wales .
Llantwit Major covers Llantwit Major 's namesake town Llantwit Major   Major and neighbouring villages of Llanmaes , Monknash and St Donats .
Llantwit Major is the name of an electoral ward in the Vale of Glamorgan , Wales .