Athletics
- World U20 Championships, Eugene, Oregon: 5-9 August
- European Athletics Championships, Birmingham: 10-16 August
- Lausanne Diamond League: 20-21 August
- Silesia Diamond League: 23 August
- Zurich Diamond League: 27 August
Boxing
- European U19 Championships, Loznica, Serbia: 11-22 August
- Boxing Ireland U23 Championships, 7-22 August
Cycling
- UEC Mountain Bike European Championships, Monteceneri, Switzerland: 30 July – 2 August
- UCI Mountain Bike World Championships, Val di Sole, Italy: 26-30 August
Equestrian
- FEI World Championships, Aachen, Germany: 11-23 August
- 5* Elliott Group Nations Cup of Ireland, RDS, Dublin – 7th August
- FEI Eventing European Championships for Juniors (U-18) and Young Riders (U-21) – Segersjo, Sweden: 26-30 August
Gymnastics
- Women’s Artistic Gymnastics European Championships, Zagreb, Croatia: 13-16 August
- Men’s Artistic Gymnastics European Championships, Zagreb, Croatia: 19-23 August
Hockey
- FIH Men’s & Women’s Hockey World Cup 2026 in Belgium & the Netherlands: 15-30 August
Olympic Skeet and Trap
-
European Under 23’s Championship in Wroclaw, Poland: 1-12 August
Pentathlon
-
World U19 Championships, Madrid, Spain: 22-28 August
Rowing
- World Rowing Championships, Amsterdam: 24-30 August
Sailing
- LA Sailing Grand Slam: San Pedro Olympic Classes Regatta: 3-8 August
- ILCA 7 Men’s World Championship, Dun Laoghaire, Dublin: 23-30 August
Swimming
- European Aquatics Championships, Paris.
- Diving: 31 July – 6 August
- Swimming: 10-16 August