ANOTATION Diploma thesis name: Team roles in the youth team at the FK Motorlet Praha, s.r.o. football club. . Objectives: First goal of the thesis is to find within the youth team at the FK Motorlet Praha, s.r.o. football club particular team roles and assess their importance for the team and find out which role holds each player. Second goal is to examine common relations between particular team members and on the basis of such an examination to find out if there is any way how to increase and improve the efficiency of the team's cooperation. Method: Structured non-participant observation was used to observe the team under examination. All team members were asked to answer questions from the Belbin test. Relations between team members were detected by sociometric test. By using a non-standardised interview with head coach, results of the previous observation and interview were used. Results: Observation results indicate how particular team members behave in certain situations. Interview results show how team members assess themselves while fulfiling certain tasks. Finally sociometric test result indicates common relations between particular members of the team under review. Key words: Team, team role, team-building, Belbin test, sociometric test.