Johan Jakob Borelius

Johan Jakob (or Jacob) Borelius (27 July 1823 – 1909) was an influential professor of theoretical philosophy at the University of Lund, Sweden from 1866-1898. He has been called "The Last Swedish Hegelian."

Borelius was born in Skinnskatteberg. He obtained his doctorate from Uppsala University in 1848, afterward becoming a teacher in Kalmar. while he continued his studies under Christopher Jacob Boström. His overall philosophy is laid out in his work Metafysik (metaphysics).

Borelius is mentioned in a footnote of Jorge Luis Borges' short story "Three Versions of Judas."