Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch (pronounced (listen)) is a large village and community on the island of Anglesey in Wales, situated on the Menai Strait next to the Britannia Bridge and across the strait from Bangor. It has the longest place name in Europe and one of the world's longest place name. Short form of the name of the village is Llanfairpwllgwyngyll, also spelled Llanfair Pwllgwyngyll. It is commonly known as Llanfair PG or Llanfairpwll.
The long form of the name of the longest officially recognized place name in Britain and one of the longest in the world, the 58 letters long (51 letters in the Welsh alphabet, where "ch", "ng" and "would" count as single letters).
The village was originally known as Llanfair Pwllgwyngyll (and sometimes still referred to as Llanfairpwllgwyngyll) and given a long name in the 19th century in an effort to develop the village as a commercial center and tourism (see the significance of the names below). Day of the village is still signposted as Llanfairpwllgwyngyll, marked on Ordnance Survey maps as Llanfair Pwllgwyngyll and known to locals as Llanfairpwll or simply Llanfair.