Claudio Donoso Zegers is a Chilean forester, teacher and professor emeritus at Universidad Austral de Chile in Valdivia. Donoso was among the first to define the different forestal types of Chile when he released the book Tipos forestales de los bosques nativos de Chile in cooperation with CONAF in 1981. From 1980 to 1981 he was co-editor of Revista BOSQUE, a forestry scientific journal published by the Southern University of Chile.