Owain Glyndwr is a bar located at 12 St. John Street in Cardiff, Wales. It is known for its wide selection of beers, including local Welsh ales and craft beers. The bar has a cozy and welcoming atmosphere, making it a popular spot for locals and tourists alike. Customers can enjoy a variety of drinks while taking in the historic surroundings of the city center. The bar also offers a selection of bar snacks and light bites to accompany the drinks. Overall, Owain Glyndwr is a great place to relax and enjoy a drink in Cardiff.