The five-star Lough Erne Hotel in the county has been named as the venue.
With the leaders of the world’s eight richest countries set to attend, it will be one of the most high-profile events ever witnessed in Northern Ireland.
The last time the G8 summit was held in the United Kingdom was at Gleneagles in Scotland in 2005.
Barack Obama will be among those heading for Fermanagh but it will not be the first time a US President has been a guest in the county.
Bill Clinton has visited Enniskillen on a number of occasions and a community centre in the town bears his name.