Triathlon Laleu, and (3) a run () in the stadium André-Barbeau. The first modern swim/bike/run event to be called a 'triathlon' was held at Mission Bay, San Diego, California on September 25, 1974. The race was conceived and directed by Jack Johnstone and Don Shanahan, members of the San Diego Track Club, and was sponsored by the track club. 46 participants entered this event. It was reportedly not inspired by the French events, although a race the following year at Fiesta Island, San Diego, California, is sometimes called 'the first triathlon in America.' The International Triathlon Union (ITU) was founded in
Ironman Triathlon Many of them share the , , format with the Ironman triathlon. Originally, many used the Ironman name. Due to aggressive trademark protection, most of these races no longer use the word "Ironman". The Ironman format remains unchanged, and the Hawaiian Ironman is still regarded as an honored and prestigious triathlon event to win worldwide. People completing such an event within the strict event time cutoffs are agreed to be recognized as "Ironmen"; the plural "Ironmans" refers to multiples of "Ironman" as a short form of "Ironman Triathlon." In the triathlon community an Ironman is someone who has completed a