The purpose of this study was to investigate the relationship between the competition confidence and the career development of college table tennis players in Taiwan. A total of 360 players (256 males and 104 females) were surveyed. The competition confidences of different categories are described. The findings include the career exploration, career orientation, career decision and environmental exploration are presented in contrast with the competitor confidence scale. With the positive correlation of competitor confidence and careers development,but player's academic record with negative correlation.