Peace and justice are foundational pillars of human dignity, social stability, and sustainable development. However, existing justice systems are increasingly struggling to address the underlying causes of conflict. Rising youth unrest, social fragmentation, and large-scale displacement suggest that legal institutions alone are inadequate for building lasting peace. Indigenous peacebuilding systems—rooted in community participation, restorative dialogue, and shared cultural norms—have historically provided means for preventing disputes and maintaining peace. These systems operate not primarily through punishment but through mediation, reconciliation, and collective accountability. Across Africa, such indigenous peacebuilding systems include councils of elders, community assemblies, and symbolic reconciliation rituals that aim to repair relationships rather than merely adjudicate wrongdoing. In Zambia, examples include the Bemba Icibwela, the Ngoni Inkhosi council, the Lozi Kuta, and the Tonga Bukata assemblies. Although these institutions continue to operate in many communities, they remain largely absent from national policy frameworks and academic documentation. This paper argues that indigenous peacebuilding traditions represent a valuable yet underutilised resource for addressing 21st-century social challenges in Zambia and beyond. By examining how these systems function and how they have contributed to conflict prevention, the essay highlights their potential role in strengthening modern justice systems and promoting sustainable peace.