Nils Olav Young Fearnley (14 December 1881 – 30 June 1961) was a Norwegian businessperson and landowner.
He also spent learning years at the Jørgen Young properties near the village of Hakadal at Nittedal in Akershus.
In 1906 he incorporated AS Meraker Brug as a forestry company after merging in the estates Forbygdgodset and Mostadmarka.
He also owned farmland and forest acreage with sawmills at Gjerstad in Aust-Agder and Treungen in Telemark.
[1] He chaired the supervisory council of Ringnes Bryggeri, was a board member of the Norwegian Employers' Confederation, Forsikringsselskapet Viking, Lillestrøms Cellulosefabrikk as well as Meraker Brug and Ranheim Papirfabrikk.