The five major recreation sports in Taiwan, which were surveyed by The National Council of Fitness and Sports are stroll, jogging, basketball, mountain climbing, hiking. How people choose one of these recreation sports as their hobbits? Which one is the most suitable for their life time? This paper was chosen the alternative of these five recreation sports, and applied the ”people choosing recreation sport multi-criteria model” which was formulated by the Analytic Hierarchy Process (AHP) of multiple criteria decision making (MCDM) to calculate the weighted assessment values and to rank these recreation sports. Through surveying some experts in this field by questionnaires, the assessment values are aggregated by the simple additive weighting method (SAW). We conclude these findings and the weights of these sports: playing basketball (0.85), mountain climbing (0.81), hiking (0.79), jogging (0.70) and stroll (0.66).