Cardiff Rugby Football Club (Welsh: Clwb Rygbi Caerdydd) is a rugby union club based in Cardiff, the capital city of Wales. The club was founded in 1876 and played their first few matches at Sophia Gardens, shortly after which relocating to Cardiff Arms Park where they have been based ever since. Following the 2003 regionalisation of Welsh rugby, Cardiff Rugby became the professional arm of the organisation with the team branded Cardiff RFC playing in the semi pro Welsh Premier League. The Rugby section of the Cardiff Athletic Club, run and administer the team alongside Cardiff Rugby.