Llangattock may refer to:

• Llangattock, Powys (sometimes historically Llangattock-juxta-Crickhowell), a village near Crickhowell in the Brecon Beacons National Park
• Llangattock Lingoed, a village in northern Monmouthshire
• Llangattock-Vibon-Avel, a parish in northeast Monmouthshire
• Llangattock-juxta-Usk (or Llangattock nigh Usk), a parish south of Abergavenny
• Llangattock-juxta-Caerleon, a parish containing the village of Caerleon

• Llangattock Mountain, a hill in the Brecon Beacons National Park

• Baron Llangattock