Background: Globally, around 16 million teenagers give birth each year, with 95% of them coming from upcoming nations in developing nations like Kenya, youths deal with a variety of sexual and reproductive health issues. Youth in Kenya frequently experience serious health issues like unintended pregnancy, unsafe abortions, and sexually transmitted infections. Objective: The study aimed to assess factors influencing the use of youth-friendly reproductive health services among youths and adolescents in Samburu County, Kenya. Methods: The study employed an analytical cross-sectional study design. The Chi-square test for independence and binary logistic regression were employed to establish a relationship between independent and dependent variables.Results: From this study, the presence of a reproductive health facility (OR=2.4,95%CI=0.220- 0.801) and community mobilization campaigns (OR=4.7,95%CI=0.093-0.485) increased the odds of utilizing youth-friendly reproductive health services. The presence of peer pressure (OR=2,95%CI=0.266-0.971), healthcare providers' poor attitude (OR=2.1,95%CI=0.276-0.881), and lack of privacy (OR=2,95%CI=0.290-0.974) reduced the odds of utilizing youth-friendly reproductive health services. Conclusion: In this study, the utilization of youth-friendly reproductive health services was 40.6%. The presence of a reproductive health facility, having visited a reproductive health facility, the presence of religious influence, and community mobilization campaigns increased the odds of utilizing youth-friendly reproductive health services. The presence of peer pressure, being male and single in the marital status category, healthcare providers' poor attitude, and lack of privacy reduced the odds of utilizing youth-friendly reproductive health services