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Triathlon Calendar near Haddenham 2026-2027

Explore the top triathlons near Haddenham for 2026-2027! We've gathered 42 exciting races in the area. Check out our detailed list below to find your next local race.

October 2027
Oct
9
Sa

Dorney Triathlon

Triathlon Duathlon Super sprint Sprint Olympic
Multi-distance triathlon and duathlon at Dorney Lake with flat bike and run courses, marked routes, spectator viewing and British Triathlon membership or race pass requirement.
November 2027
Nov
6
Sa

Dorney Lake Duathlon

Duathlon Super sprint Sprint Olympic
Sold out November duathlon at Dorney Lake offering Super Sprint, Sprint and Standard distances on a flat, chip timed course at an Olympic venue.
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