Llandudno is a seaside resort, town and community in Conwy County Borough, Wales, located on the Creuddyn peninsula, which protrude…Llandudno is a seaside resort, town and community in Conwy County Borough, Wales, located on the Creuddyn peninsula, which protrudes into the Irish Sea. In the 2021 UK census, the community – which includes Gogarth, Penrhyn Bay, Craigside, Glanwydden, Penrhynside, and Bryn Pydew – had a population of 19,700. The town's name means "Church of Saint Tudno".