Arranmore Island or Árainn Mhór is an island off the west coast of County Donegal, Ireland. Arranmore is the largest inhabited island of County Donegal with a population of 469 in 2016, but has had a gradually falling native population since the 1990s. Its main settlement is Leabgarrow.
Open Water Swimming
- 81-year-old Paddy Conaghan completed a charity swim around Ireland between 4 December 2021 and February 2022, raising over €104,400 for Gemma's Legacy of Hope charity while swimming over 300 swims between starting and finishing on Arranmore Island.