Llanfair United are an amateur football team who are from Llanfair Caereinion, Powys, Wales. They play in the Ardal Leagues North East whilst their reserve side play in the JT Hughes Montgomeryshire Division 1. They play their games at Mount Field which is situated in the town itself. The club’s most successful periods were in the 1970s and 1980s when they won numerous Montgomeryshire Amateur League championships. The club is also the only club to win the Emrys Morgan Cup 5 times. In 2012, the club set up a Ladies team and a Youth Team (under 19's).