Hjalmar Eilif Emanuel Peterssen (4 September 1852 – 29 December 1928) was a Norwegian painter. He is most commonly associated with his landscapes and portraits. He gained early recognition for the history painting Christian II signing the Death Warrant of Torben Oxe and established himself as one of Norway's foremost portrait painters, with portraits of, among others, Henrik Ibsen and Edvard Grieg.
