Background
Peter Collett was born at Modum in Buskerud, Norway. He was the eldest son of landowner Peter Collett (1740–1786) and his first wife Kirstine Holmboe (1745–1768). He grew up on his father"s estate at Buskerud Manor (Buskerud Hovedgård).
Peter Collett was born at Modum in Buskerud, Norway. He was the eldest son of landowner Peter Collett (1740–1786) and his first wife Kirstine Holmboe (1745–1768). He grew up on his father"s estate at Buskerud Manor (Buskerud Hovedgård).
From 1784-1785, Collett attended the Christiania Cathedral School.
He was a brother of Christian Ancher Collett. During 1788, he studied law at the University of Copenhagen. They were the parents of eleven children.
Peter Collett was the grandfather of Albert Collett and great-grandfather of Emil Collett.
Peter Collett was an assessor in the diocesal court of Akershus from 1802 to 1814. He served as a judge on the bench of the Supreme Court of Norway from 1814 to 1830.
In 1818, Collett was the delegate from Buskerud at the coronation of King Charles XIV John of Sweden. In 1809, he bought Hassel Iron Works (Hassel Jernværk) at Skotselv in Øvre Eiker.
Collett stopped iron production in 1835.