The purpose of the study was to develop an organization commitment scale for athletic teams of university. The used scale was based on a commitment scale developed by Yuan-dun Li, Chih-ming Zhong and Yu-li Lin in 2000 , and a. Value Commitment, b. Effort Commitment and c. Retention Commitment three levels, suggested by Porter, Steers, Mowday and Boulian (1979), and in concert with characteristic owned by athletic teams. A total of 384 athletes of Fu Jen Catholic University were involved. The collected data were arranged, item analyzed, factor analyzed, reliability analyzed and validity constructed with SPSS for windows 10.0 system. The result of analysis was to save all items, and found that a four-factor solution include of 16 items was the most meaningful. After checking the concert of subscale, the factors were labeled Identity Commitment, Effort Commitment, Normative Commitment and Retention Commitment, which accounted for 26.41%, 14.51%, 13.89% and 13.21% of the total variance, and Cumulative Variance Explained was 68.01%. Additionally, Cronbach's alpha was calculated as reference for reliability analysis, and a value of each subscale was .89, .81, .80 and .77. Integrate scale's a value was .91, so it could be regarded as a high reliability scale. Besides, each item to subscale correlation without 6th and 11th item were above 0.6, this brought out that it had goodish coessentiality. Finally, the validity of this study was constructed with factor analysis.