Monmouthshire
- Abergavenny Castle 11th to 13th century
- Betws Newydd Castle 11th century
- Caldicot Castle 12th to 15th century
- Castell Arnold, near Llanover 12th century
- Chepstow Castle 11th to 14th century
- Dingestow Castle Two castles, one 11th century the other 12th
- Grosmont Castle 12th to 14th century
- Llanfair Kilgeddin Castle 11th century
- Llangibby Castle 13th century
- Llantrisant, Monmouthshire Castell Troggy 13th century
- Llanvair Discoed Castle 12th to 13th century
- Monmouth Castle 11th to 13th century
- Newcastle, Monmouthshire Castle 11th century
- Penrhos, Monmouthshire Castle 11th century
- Pen y Clawdd Castle near Abergavenny 11th century
- Raglan Castle 15th century
- Skenfrith Castle 12th to 13th century
- Trellech Castle 12th century
- Usk Castle 12th to 14th century
- White Castle 11th to 13th century
Read more about this topic: List Of Castles In Wales