Dave O’Mahony
Dave O'Mahony is an Irish support crew member who received the 2019 Devil's Island Trophy awarded by the Sandycove Island Swimmers to the best local crew for a marathon swim.
Devil's Island Trophy Recipients
2025: Liam Maher and Riana Parsons for supporting Ruth Fuller 26.6 km from Cork to Fountainstown.
2024: Carol Cashell, Steve Foster, and Finbarr Hedderman for supporting Brian Foster 70 km on a two-way North Channel crossing.
2023: Mike O’Sullivan, Lisa Cummins, David Merriman, Donna Galvin, Joyce Roberts, Angus Thomas, and Chantelle Thomas for supporting Karen O’Sullivan around Cobh
2022: Tim MacNamara, Rob Bohane, and Steven Foster for supporting Brian Foster and Hayley Cullinane 10 km from Garylucas Beach to the Speckled Door around the Old Head.
2021: Alex Jeffers and Bronwyn Jeffers for supporting Colm Walsh 10 km in Galley Head.
2019: Marie Watson, Dave O’Mahony, and Sean Foley for supporting Darren Hennessey 26 km from Sheeps Head to Durrus.
2017: Eoin Lowry and Anne Sheehy for supporting Maeve Mulcahy 20 km from Fastnet to Baltimore.
2016: Ruth Deane and Gavin Murray for supporting Gordon Adair 23.5 km from Inch to Dingle.
