Lady Roslyn Morauta is the Chair of the Board of the Global Fund to Fight AIDS, Tuberculosis and Malaria. She has a long association with the Global Fund having served as Vice-Chair, alternate Board Member for the Western Pacific Region constituency, and as Chair of the Papua New Guinea Country Coordinating Mechanism. From her time as first lady of Papua New Guinea, she has steadily championed health, HIV programmes, and gender issues.

Lady Roslyn Morauta has worked in Papua New Guinea for the National Planning Office, the Department of Finance and Treasury and in the private sector, both as a management consultant and in running businesses. Originally from Australia, she has lived and worked in Papua New Guinea since 1982. Prior to that, she worked in publishing in England and taught politics at the University of Ghana, the Australian National University, and Queensland University.

She also serves on the boards of the Fred Hollows Foundation (NZ), Anglicare (PNG), and Pacific Friends of Global Health. Other board and committee memberships have included the PNG National AIDS Council, the Asia-Pacific Leadership Forum on HIV/AIDS, and the PNG Alliance of Civil Society Organizations Against HIV/AIDS.