Dulas may refer to:

• Dulas, Anglesey, Wales
  • Dulas Bay, nearby
• Dulas, Herefordshire, England

• Afon Dulas, two rivers (North Dulas and South Dulas), tributaries of the Afon Dyfi in Mid Wales
• Afon Dulas, Llanidloes, a headwater tributary of the River Severn, in Powys, Wales
• Dulas, Irfon, a left-bank tributary of the Afon Irfon, in Powys, Wales
• Dulas, Ithon, a minor right-bank tributary of the River Ithon, in Powys, Wales
• River Dulas, a tributary of the River Teifi, in West Wales
• Afon Dulas, Llanddulas, North Wales

• Dulas of Cilicia, a Christian Saint during the Roman Empire

• All pages with titles beginning with Dulas
• All pages with titles containing Dulas