The findings position WHO as the current and future top actor in stewardship, production of guidelines and policies, and promoting solidarity and collaboration, and UNICEF as the upcoming most central actor in managing global health challenges. Governments were major actors in all GHG functions except for managing global health challenges. Funding actors were central in all GHG functions, indicating finance as an important factor in obtaining a central role in GHG. Research organizations received a high centrality rating, indicating their importance in GHG.