Hagbard Emanuel Berner (12 September 1839 – 24 January 1920) was a Norwegian jurist, politician and newspaper editor. He initiated a series of long-lived enterprises, including the publishing house Det Norske Samlaget, the newspaper Dagbladet and the Norwegian Association for Women's Rights.
Berner graduated as a student in 1858, and as a jurist in 1863. In Christiania he befriended intellectuals such as Ernst Sars and Aasmund Olavsson Vinje, and became politically active and a supporter of the Nynorsk language. He co-founded the publishing house Det Norske Samlaget in 1868, and was its chairman until 1877.