Entrepreneurship is a dynamic and challenging field that requires a range of specific skills and personality traits in order to achieve success. The role of personality traits in entrepreneurship has become the subject of intensive research, given their significant impact on decision-making, risk management, team development, and long-term business success. This thesis explored how specific personality traits, such as conscientiousness, openness to experiences, emotional stability and emotional intelligence, contribute to the success of entrepreneurs in Croatia. The thesis investigated the influence of specific personality traits on the success of entrepreneurs in Croatia. The aim of the research was to identify the key traits that contribute to entrepreneurial success, as well as to understand how these traits affected decision-making, risk management, the development of team dynamics and continuous learning. The research was conducted through a questionnaire among 53 entrepreneurs, and the data were analyzed using the method of descriptive statistics. The results showed that conscientiousness, analyticality, organization, openness to experiences and emotional stability were most often recognized as key traits for success. These traits contributed to more effective decision-making, better risk management and greater resilience in crisis situations. Also, financial contributions and professional development have proven to be important for motivating and retaining talents, while continuous learning and professional development have significantly contributed to the long-term success of entrepreneurs.