Career
He was born in Grue as a son of Jørgen Henrik Hegermann Brochmann (1850–1921) and Sophie Wilhelmine Dybwad (1858–1892). He was a nephew of Bertram Elias Dybwad, and on the paternal side a first cousin of Georg Brochmann. He was elected to the Parliament of Norway in 1933, serving the period 1934 to 1936.