Clayton Hotel Cardiff opened in May 2011. Clayton hotel Cardiff is a 4* city centre hotel located less than a minute walk from Cardiff Central Train Station & only a short walk from the Principality Stadium, St. David's Shopping centre & Cardiff Castle. Facilities at a glance: -216 air-conditioned guest rooms -25 Newly refurbished Clayton standard bedrooms -Free WiFi -4*Cardiff city centre Hotel -View Restaurant and Bar -7 state-of-the-art Cardiff conference rooms. - In-House Fitness Suite. Clayton Hotel are honoured to announce they were awarded 'Leisure , Hospitality & Retail Business of the Year 2018' - Cardiff Business Awards, Sponsored by FOR Cardiff.