In recent years, surfing becomes a popular casual sport in Taiwan. As the increased of surfing population, the numbers of surfing coach are increased at the same time. So the specialized ability should be required more seriously of surfing coach. This article, by surfing characteristics to discover the professional capacity of surf sports coaches with the present situation. Hoping to guide the beginners to understand surf deeply in order to decrease the probability of accident which might be caused by the lack of common sense of the surfing beginners. Surf sports coach should have the professional competence is mainly divided into professional knowledge, professional skills and professional attitude. Expertise include surfing equipment, surfing the environment as well as the cognitive ability to deal with the crisis; professional skills, including basic and advanced surfing skills, teaching ability and water safety maintenance and life-saving capacity; professional attitude includes coaches attitude and respect for the surf culture.