As a sport discipline rhythmic gymnastics is recognizable by the combination of complex technical elements, acrobatic elements and the use of apparatus with expressive movements, choreography and interpretation of music through the movements of the gymnast. The aesthetic appeal and tehnical demands of rhythmic gymnastics make it one of the most atracttive sports for women. In the last ten years, there has been a singificant development of rhythmic gymnastics throughout the Republic of Croatia. Thanks to systematic work on the popularization of this sport, the number of girls who starts training it recreationally at the earliest age, around the age of three, and who enter the competitive program around the age of six, increases every year. In this period, new programs and competition systems were designed, which helped to achived larger magnitude and inclusion of girls of different ages and program levels. Competitions held at the city, regional and national level have contributed to raising the competitive quality of gymnast and the further development of rhythmic gymnastics in the Republic of Croatia. Opening of new clubs in the „northern“ region and the increase in the number of girls who are involved in the training process from an early age, as well as the introduction of new competition programs and the increase in the number of competitions at all levels, have significantly contributed in raising the competitive quality of gymnasts who now achieve better results in international and major competitions. In conclusion, the development of rhythmic gymnastics in the „northern“ region from 2010 until today has significantly influenced the development of rhythmic gymnastics as a sports discipline in the entire Republic of Croatia.