The purpose of this research is to explore personality traits and emotional intelligence's as predictors for sports performance. The personality scales of NEO-FFI (NEO-Five Factor Inventory) and the self-edited volleyball player emotionally intelligence scales were taken to be the research tools and the research subjects were 543 male volleyball players from 40 colleges during 2006 academic year. Through preliminary screens, there were 464 copies of effective questionnaire, and the effective return rate was 85%. Through Logistic regression analysis, the major empirical findings are as follows: The four sub-dimensions: "extraversion" sub-dimension in the personality traits dimension, and "self-emotion management", "self-encouragement," and "management of interpersonal relationship" sub-dimensions in the emotional intelligence dimension can effectively predict collegiate male volleyball players' sports performance.