Hieronymus Heyerdahl (31 August 1773 – 6 March 1847) was a Norwegian minister and politician. Hieronymus Heyerdahl was born in Aremark in Østfold, Norway. He attended Christiania Latin School from which he graduated in 1790. After studying at the University of Copenhagen, he earned his theological degree in 1794. He served a parish priest for more than 50 years. He served as minister in Stjørdal from 1812, and in Gran from 1835, where he remained until his death in 1847.