David Nabarro, a distinguished British physician, has passed away, leaving behind a legacy of dedication and service to global health. He was a leading figure in the response to several major health crises, including the Ebola outbreak in West Africa and the COVID-19 pandemic. Nabarro’s work with the United Nations played a crucial role in shaping the global response to these crises. He was appointed as the Special Envoy of the Secretary-General on Ebola in 2014 and later became the Special Envoy on COVID-19 in 2020. Throughout his career, Nabarro worked tirelessly to improve health systems and respond to emerging health threats. He was a strong advocate for global cooperation and coordination in addressing health crises. Nabarro’s expertise and leadership were instrumental in developing strategies to combat the spread of diseases and mitigate their impact on communities. He worked closely with governments, international organizations, and civil society to build resilient health systems and promote health security. Nabarro’s contributions to global health were recognized internationally, and he received numerous awards and honors for his work. Despite the challenges and complexities of responding to major health crises, Nabarro remained committed to his work and continued to inspire and motivate others to join the fight against infectious diseases. His passing is a significant loss to the global health community, and his legacy will be remembered for years to come. Nabarro’s work serves as a reminder of the importance of global cooperation and collective action in addressing health crises. The international community will continue to draw on his expertise and experience as it works to build a safer and healthier world. The news of Nabarro’s passing has been met with an outpouring of tributes and condolences from around the world, reflecting the high esteem in which he was held by his colleagues and peers. As the global health community mourns the loss of this remarkable individual, it is also celebrating his life and legacy, and reaffirming its commitment to the values and principles that guided his work. The impact of Nabarro’s work will be felt for generations to come, and his memory will continue to inspire and motivate others to work towards a healthier and more equitable world.