Gro Harlem Brundtland was the first woman to lead the World Health Organization, serving as its director-general from 1998 to 2003. A former Prime Minister of Norway, she is renowned for her contributions to global health, sustainable development, and environmental issues. Brundtland's work emphasized the importance of addressing health inequalities and improving healthcare systems worldwide. Her leadership significantly impacted public health policies and brought attention to essential issues such as preventive healthcare and the interconnection between health and development.