Builth Wells Rugby Football Club is a Welsh rugby union team based in Builth Wells. Today, Builth Wells RFC play in the Welsh Rugby Union, Division One West League. Builth Wells RFC are a feeder club for Cardiff Blues.The club badge shows a bull charging beneath a rugby post. Builth is thought to be a corruption of Llanfair Ym Muallt (buallt), meaning the Church of St. Mary in the Cow Pasture. The original bull was white.