On Saturday, August 19, 2023, Crown Princess Mette-Marit of Norway will turn 50. Crown Princess Mette-Marit gave a special interview to D2 Magazine ahead of her 50th Birthday. On 20 July Crown Prince Haakon turned 50 years old.The Crown Prince and Princess’ wedding anniversary, August 25, has been chosen as the day for the joint celebration of their birthday. On August 30, the Crown Prince and Crown Princess will visit Træna.