Iran’s Royan Institute has achieved a significant advancement in pediatric oncofertility, successfully preserving the future fertility of two young girls undergoing cancer treatment. This breakthrough allows the girls to potentially have children later in life, despite the damaging effects of chemotherapy and radiation. The Royan Institute, a leading center for reproductive health in Iran, utilized specialized techniques to safeguard the girls’ ovarian function. This procedure represents a crucial step forward in minimizing the long-term reproductive consequences for young cancer patients. The success highlights Iran’s growing capabilities in advanced medical procedures and reproductive technology. The institute's work offers hope to families facing the difficult reality of childhood cancer and its impact on future family planning. This innovative approach prioritizes both cancer treatment and the preservation of vital reproductive potential.