Flag of Trondheim Flag of Trondheim The flag of Trondheim is one of the official symbols of the city and municipality of Trondheim in Norway. Most Norwegian municipalities have a banner of their respective coats of arms as a flag. As Trondheim has no modern heraldic coat of arms, but a seal that is unsuitable as a banner of arms, a yellow "Trondheim rose" on a red field was instead chosen for the flag of Trondheim. The designer of the flag was professor Arne E. Holm, whose proposal was approved by the municipal council in 1989, and confirmed by royal order the same
Coat of arms of Trondheim "The seal of the citizens of the city of Nidaros". The design of the shield in its present form was made by Haakon Thorsen. Most Norwegian municipalities have a banner of their respective coats of arms as a flag. The flag of Trondheim is instead a red field with the yellow "Trondheim rose". Coat of arms of Trondheim The coat of arms of Trondheim is based on the medieval seal of the city. The seal is probably from the 13th century, but its earliest preserved form is on a document from 1344. The coat of arms was assumed by the