Carl Frederik Fearnley

Carl Frederik Fearnley (born 19 December 1818 in Frederikshald, died 22 August 1890 in Christiania) was a Norwegian astronomer and Professor at the Royal Frederick University.

He was the brother of romantic painter Thomas Fearnley.

He graduated in mineralogy in 1844, and became an observer at the Royal Frederick University Observatory the same year.

His major work is Zonenbeobachtungen der Sterne zwischen 64° 50' und 70° 10' nördlicher Declination (1888), co-authored with his observator Hans Geelmuyden (1844–1920).

He published articles in Astronomische Nachrichten and Forhandlinger i Videnskabsselskabet i Kristiania.