The aim of the study was to investigate predicting of critical thinking based on emotional creativity and its components in university students. One hundred fifty six Shiraz university students were selected using convenient sampling method. Emotional Creativity and Critical Thinking Questionnaires were used for collecting data. Data were analyzed by Pearson correlation and multiple regression analysis. Results showed that emotional creativity was positively related to critical thinking. Also, critical thinking was significantly associated with components of effectiveness/authenticity and preparedness, but there was not significantly association with component of novelty. In additional, emotional creativity was positively correlated with all if components of critical thinking: engagement, maturity, and innovativeness. Simple regression analysis indicated emotional creation significantly predicted critical thinking. Furthermore, multiple regression analysis showed that among of components of emotional creativity, effectiveness/authenticity component only significantly predicted critical thinking. Based on the findings, it can be concluded that emotional creativity plays an important role in critical thinking.