(June 18, 1831 - October 14, 1892) was a Norwegian painter, who specialized in painting motifs from Norwegian history and images from Norse mythology. He is above all noted for Åsgardsreien, a dramatic motif based on a Norwegian folk legend and Valkyrie, which depicts a female figure from Norse mythology.
Peter Nicolai Arbo grew up at Gulskogen Manor in Gulskogen, a borough in Drammen, Norway. He was the son of headmaster Christian Fredrik Arbo (1791-1868) and his wife Marie Christiane von Rosen. His brother Carl Oscar Eugen Arbo was a military medical doctor and a pioneer in Norwegian anthropologic studies. Arbo's childhood home, Gulskogen, was built in 1804 as a summer residence for his older cousin, lumber dealer and industrialist Peter Nicolai Arbo.Arbo started his art education with a year at the Art School operated by Frederick Ferdinand Helsted (1809-1875) in Copenhagen 1851-1852. After this, he studied at the art academy in Dusseldorf. From 1853 to 1855 he studied under of Karl Ferdinand Sohn, professor of The Dusseldorf School of Art, and from 1857-1858 under J. E. Henthen who was a battle and animal painter. At Dusseldorf he was for some time a private student of the history painter C. Mengelberg. He had contact with Adolph Tidemand and became a good friend of Hans Gude both of whom were professors at the art academy in Dusseldorf.