Background
Erichsen was born on 15 February 1842 in the city of Kristiansand in Lister og Mandal county in southern Norway. His father was Hans Erichsen, a church worker at the Kristiansand Cathedral, and his mother was Mathilde Sophie Willoch.
Erichsen was born on 15 February 1842 in the city of Kristiansand in Lister og Mandal county in southern Norway. His father was Hans Erichsen, a church worker at the Kristiansand Cathedral, and his mother was Mathilde Sophie Willoch.
He went to school and graduated in Kristiansand at the Cathedral School.
He was Bishop of the Diocese of Bjørgvin from 1899 until shortly before his death in 1916. He received his candidate.theol. degree from the Royal Frederick University in 1864. After graduation, Erichsen chose to teach.
In 1868, he was hired as a chaplain for the Eidsvoll Church parish.
In 1873, he took a new job as a chaplain in Bragernes. He lasted there for two years before taking a job as an assistant pastor in the Skien Church parish.
He worked in Skien for 15 years, from 1875 until 1890, when he was called to be the priest for the Gjerpen Church parish. He worked at Gjerpen until 1899 when he was appointed to the post of Bishop of the Diocese of Bjørgvin, based in Bergen.
He served as bishop until 1 May 1916 when he retired due to failing health.
He died a few months later on 22 August 1916.