Crown Prince Haakon's Day is not a recognized holiday in Norway, nor is there a specific day dedicated to celebrating Crown Prince Haakon. However, Crown Prince Haakon Magnus, born on July 20, 1973, is the heir apparent to the throne of Norway. As the son of King Harald V and Queen Sonja, he holds an important position in Norwegian society and participates in various official ceremonies and functions.

While there isn't a Crown Prince Haakon's Day with set traditions or celebrations, Norwegians generally celebrate their royal family on occasions such as:

• National Day (May 17th): Known as 'Constitution Day' or 'Syttende Mai,' this is a significant celebration in Norway. Members of the royal family, including Crown Prince Haakon, make public appearances and participate in festivities such as parades.

• The Royal Birthdays: Individual birthdays of royal family members are often celebrated by flying flags and sometimes with public engagements or releases of official photographs.

• Special Anniversaries: On specific milestones related to the royal family, such as coronation anniversaries or significant birthdays, there may be special events where the crown prince plays a prominent role.

Crown Prince Haakon also engages in many official duties throughout the year that contribute to national life, including diplomatic visits, cultural events, and supporting charities. While these do not constitute a specific 'day' for him, they reflect his ongoing presence in Norwegian society.