| 7th May |
IWA - Fitness Inclusion Games |
Sport Ireland National Indoor Arena |
| 9th May |
Badminton VICTOR Irish Graded Finals 2026 |
Sport Ireland National Indoor Arena |
| 13th - 19th May |
Gymnastics Ireland National Series |
Sport Ireland National Indoor Arena |
| 22nd - 24th May |
Leinster & Connacht Regional Senior Long Course Championships 2026 |
Sport Ireland National Aquatic Centre |
| 23rd May |
The Irish BJJ Open 2026 |
Sport Ireland National Indoor Arena |
| 30th - 31st May |
Gymnastics Ireland Floor Display Event |
Sport Ireland National Indoor Arena |
| 6th - 7th June |
NST Baton Twirling Open Competition |
Sport Ireland National Indoor Arena |
| 13th - 14th June |
Dublin Soccer League Summer World Cup 2026 Tournament |
Sport Ireland Multi Sport Pitches |
| 14th June |
Kickboxing Celtic Open 2026 |
Sport Ireland National Indoor Arena |
| 18th - 21st June |
Special Olympics Ireland Summer Games 2026 |
Sport Ireland National Indoor Arena |
| 24th - 28th June |
British & Irish Para Badminton International 2026 |
Sport Ireland National lndoor Arena |
