Christina. With this the Natt och Dag were formally inducted into the Swedish nobility, and their coat of arms was added to the Riddarhus; however, this line died out in 1666 with Åke's grandson Carl Axelsson (Natt och Dag). The other line descended from Måns Johansson produced a number of military officers in the seventeenth and eighteenth centuries, during Sweden's Great Power Era, and in more recent times the prominent governmental official and the writer Niklas Natt och Dag. This branch of the family survives to the present day. One branch of the family resides in the United States, using the truncated surname Dagg. Coat of arms Shield: Parti per fess Or and Azure. Helm: Six peacock feathers between two colours. The Natt och Dag coat of arms are canting arms, as the Or and Azure colours represent day and night, respectively. Noted members Main Branch Måns Johansson, resided at Ringshult at the shores of Sommen. During the Dacke War he sided with Gustav Vasa despite having a difficult relation towards him. He was put in charge of an army to suppress the rebellion. Johan Månsson (Natt och Dag), executed in Stockholm Bloodbath. Måns Bengtsson (Natt och Dag), killed Engelbrekt Engelbrektsson. Christina Natt och Dag, foster mother of queen Christina. Åke Natt och Dag Gösta Natt Och Dag (later Dagg) Niklas Natt och Dag, Swedish writer Younger Sture Branch Nils Bosson Sture Svante Nilsson Sten Sture the Younger Nils Stensson Sture Svante Stensson Sture Nils Svantesson Sture References Sources This article is partially based on material from Nordisk familjebok, 1913. External links The Natt och Dag Family – official home page Swedish noble families