Collett or Collet is a Norwegian family of English origin, descended from English-born merchant James Collett (born 1655 in London, died 1727 in Christiania), who settled in Christiania in 1683.
He married Karen Leuch, and died as the richest man in the city.
The family became part of the patriciate of Christiania in the 18th century.
[1] His descendants continued to play important roles in Norwegian history and owned several properties, such as Buskerud Manor, Store Ullevål Manor, the hunting lodge 'Flateby',[2] Økern Manor and Firma Albert Collett.
One of the most well-known family members are statesman and First Minister Jonas Collett.