Paul Botten-Hansen (26 December 1824 – 7 July 1869) was a Norwegian librarian, book collector, magazine editor and literary critic.
He studied at the University of Christiania where he came into a circle of young yet unknown literary talents including Henrik Ibsen, Aasmund Olavson Vinje and Ivar Aasen.
He was co-editor of the literary magazine Andhrimner together with Henrik Ibsen and Aasmund Vinje in 1851.
Botten-Hansen died during 1869 at age 44 and was buried at Vestre gravlund in Oslo.
His book collection of 14,000 volumes was the basis for the establishment of the Bergen Public Library in 1874.