Sport event is a main driver that generate large proportion of income of sport tourism industry which is a growing sector of global tourism industry. However, it remains relatively untapped research in Thailand. Triathlon event is chosen as a case study for this research as it is becoming very popular in Thailand, yet there is no research being done. The scope of the study has been defined by the following research objectives (1) To access the level of Thai triathletes’ perceptions towards the sport event elements, destination attributes, event ...