The aim of this study is to show what qualities a coach must have in order to successfully carry out the training process and to achieve the desired results and goals in sports. Each sport is specific and methods and techniques that are used are designed depending on those specifics. In this study the attention is focused on the qualities that enable the application of practices methods and techniques. The characteristics of a successful coach can be classified into the categories of a organizational skills, communication skills, motivational skills, organizational skills that develop abilities in athletes and having expertise about that specific sport. The coach, as the main professional staff in sport, in addition to theoretical and practical knowledge, must develop an appropriate pedagogigal dimension that will enable him to have a positive effect on the affirmation of the athlete's pesonality. This study describes how the coach achieves educational action in sports, because the coach, along with sports knowledge and sport skills, conveys values and patterns of behaviour to athletes. A coach is a strategist who designs the activities and skills that an athlete needs to master, and in addtion, he must keep in mind the individual characteristics and capabilities of each athlete. The application of methods of educational activity means knowledge and development of the described competences, which when developed and applied together achieve the pedagogical competence of the coach. At the end, the different styles that a coach as a leader can apply are described, with an emphasis, on the conequences that a particular style of leadership causes in athletes. Application of the described qualities of a coach are determinants of a high quality and successful result and consenquently, the realization of the profile of a successful athlete with an emphasized dimension of humanity.