Adolescent girls represent 16% of all women of reproductive age (15–49). Adolescence is a critical moment for intervention, as it is a period that establishes future behaviors and patterns and an important window before discriminatory gender norms are fully entrenched. Adolescents require age-appropriate information, opportunities to develop key life skills, and essential health services in a safe and supportive environment to grow, develop, and pursue healthy futures. Increasing access to tailored, adolescent-focused services and expanding opportunities for adolescents to engage in the design and delivery of interventions related to their own health are critical components of a rights-based approach to adolescent sexual and reproductive health (ASRH) programming. Yet, the specific needs of adolescent girls are often neglected or underemphasized in global, regional, and national-level priorities