Objective: understand the impacts of pregnancy on the lives of quilombola adolescents. Method: this is a qualitative study using an exploratory descriptive design. Ten quilombola mothers who experienced pregnancy during adolescence participated in this study. Data were collected through semi-structured interviews and then submitted to content analysis. Results: three categories were identified, showing the knowledge of the participants about being a quilombola and about the impacts on their lives after discovering they were pregnant and how they handled the fact of being a mother-adolescent according to the adaptations and expectations of their new phase. Conclusion: pregnancy in adolescence had impacts on several aspects of the lives of adolescents, with psychological, educational, socioeconomic, and family implications, as well as new responsibilities. Also, this study highlights the role of pregnant adolescent reception of nursing professionals to meet the individual needs of adolescents and develop prevention strategies to help reduce pregnancy among quilombola adolescents.