Silverius Oscar Unggul

Silverius Oscar Unggul (born June 20, 1971 in Kendari, Southeast Sulawesi) is an Indonesian environmental activist. He is known for his work in improving natural resource management in Indonesia's regional economies. He founded the organization JAUH to preserve of Indonesian rainforests by helping villages develop sustainable timber economies. of Trisakti University. He is also working at CECT (Center for Entrepreneurship, Change and Third Sector), a think tank of the postgraduate programs MM Sustainability (previously MM CSR) and MM Community Entrepreneurship (CE) at the University of Trisakti, Jakarta.

in 2025 he was made Chief Advisor to the Ministry of Forestry.

Awards WEF Young Global Leader in 2009 Ashoka fellow Conde Nast Traveler Environment Award in 2008 Skoll Award in 2010. Social Entrepreneur of the Year in Indonesia, 2008 Liputan 6 SCTV award in 2010