In the diploma thesis the issues such as juvenile crime and its aspect of gender. The theoretical part is devoted to the development and the current situation of the juvenilie crime, its specific characters and forms. It also deals with the criminogenic factors of the juvenile crime and with interdisciplinary collaboration in solving work with youth at risk. Moreover, it pays attention to the preventive measures systém, interdisciplinary collaboration system and preventive measures for under age and youth offenders. The empirical part deals with statistics of the juvenile crime evaluation investigated at the police department of the Czech Republic, Brno – Žabovřesky during 2006 – 2011 focusing the male and female offenders.