Considering the role of agricultural cooperatives on rural and agricultural development, identifying and analyzing the factors affecting the performance of cooperatives, especially with regard to entrepreneurship are essential. The purpose of this article is to study the effect (s) of entrepreneurship on agricultural cooperatives performance. The study population consisted of poultry cooperatives members of Kermanshah Province, Iran (N=1012). Of them, a sample of 220 respondents was selected using Cochran's formula by stratified random sampling method. To collect data, a researcher-made questionnaire was used. The validity of the questionnaire was determined by faculty members of universities of Tehran, Lorestan and agricultural cooperatives experts in Kermanshah Province. The Cronbach α was used to estimate the questionnaire reliability, which was found to be acceptable (a2=0.88, a3=0.80). The data were analyzed using descriptive and inferential statistics, using SPSS20. The results revealed that entrepreneurship had a Sig. nificant and positive effect on the performance of cooperatives. Also, the multivariate regression analysis with stepwise method showed that Regression to go three steps forward and about 37% of the changes be explained. Therefore, we recommend that managers of the agricultural cooperatives take measures to develop and promote entrepreneurship component in their cooperatives to achieve sustainable rural development.