Biomimetic inspirations have revolutionized the development of self-healing materials by drawing insights from nature’s efficient repair mechanisms. This chapter explores how biological, geological, and ecological systems inspire the design and functionality of synthetic materials with autonomous healing capabilities. Key strategies include plant-inspired vascular networks, animal-derived tissue regeneration models, and geological mineralization processes, each offering unique advantages in improving material resilience, adaptability, and sustainability. The chapter discusses the translation of these biological principles into synthetic analogs, highlighting the challenges and opportunities in developing biomimetic self-healing materials. Case studies of polymers, composites, and hydrogels demonstrate the effectiveness of these approaches in diverse applications, including aerospace, automotive, biomedical, and construction industries. Furthermore, the chapter addresses the benefits of biomimetic designs in enhancing material performance, reducing environmental impact, and improving cost-effectiveness. Challenges such as scalability, complexity in mimicking intricate biological systems, and long-term stability are examined, along with future research directions emphasizing interdisciplinary collaborations and emerging technologies like AI and 3D printing. Biomimicry presents a promising pathway to creating next-generation self-healing materials that are sustainable, efficient, and adaptable to evolving demands.