This study aims to determine the character of dicipline and social interaction in the achivements of swimming athletes. This study uses a survey method with a quantitative descriptive reaseacrh design. The sample used was based on the purposive sampling technique, which was advanced from each Artswimschool Purwakarta training center 33 athletes. The tesults if this studi show that the value of sig. Smaller than α (sig. 0.000 < 0.05), which means that H0 is rejected and H1 is accepted. Thus, there is a significant influence between the character of discipline and social interaction on the achievement of swimming and contributing athletes is very large, namely 98%. Based on the results of the research, it can be concluded that: 1) here is a significant relationship between the character of discipline and the achievement of swimmers. It can be concluded that if the character of discipline is higher, then the achievement of swimmers of Artwswimschool Purwakarta will be better; 2) There is a significant relationship between social interaction and swimmers' achievement. It can be concluded that if social interaction is higher, then the achievement of Artswimschool Purwakarta swimmers will be better; 3) a significant relationship exists between discipline, character, social interaction, and swimmers' achievement. Thus, it can be concluded that discipline, character, and social interaction affect swimmers' accomplishments at Artswimschool Purwakarta