The purpose of this study was to investigate the relationship between perfectionism, partnetship, and sport coping in dancesport players. This study targets in Seoul and Gyeonggi province currently active in the national competition dancesport plaers. were selected as the population. Using purposive sampling of nonprobability sampling a total of 280 samples were extracted, the contents of the survey made in bad faith or believe some information is missing data except for 26 people 254 people were used to analyze the actual data. Data analyses included frequency analysis using SPSSWIN ver. 18.0 and confirmatory factor analysis and structural equation model analysis using AMOS ver. 18.0. The research results are as per the below. First, dancesport player perfectionism of the partnership, sport coping with perfectionism result of examining the impact on partner - ship, sport coping partially affected. Secondly, dancesport player of the partnership is a result of examining the effect of sport coping, partnership in the sport coping partially affected. Third, dancesport player`s perfectionism and partnership, sport coping analysis of the causal relationships, perfectionism than two sport coping partnership through a direct effect on the indirect effect was larger.