Our Lady of Mercy Secondary School provides a wide range of sports for all our students. The school is home of the famous Wildcats Basketball Team and we can proudly boast of having won the Irish Senior Schools cup three times in recent years. We have also contributed many members to Irish international school teams.

Other popular sports are:Aerobics and Dance, Athletics, Badminton, Camogie, Gaelic Football, Soccer, Touch Rugby and Volleyball. In recent years the school was fortunate in being able to have Swimming, Equestrian and Tennis teams which competed at the highest levels with great success.