National Princess Day is observed each year on November 18. It is a lighthearted celebration of princess stories and the imagination they inspire, marked with movies, dress-up, and family-friendly fun.
When it is
The observance lands on the fixed date of November 18 every year, so it does not move around the calendar. In 2026, that falls on a Wednesday. Because it is an informal, fun day rather than an official public holiday, businesses and schools stay open as usual.
History and origin
According to National Day Calendar, National Princess Day was founded in 2017 through a collaboration between National Day Calendar and Seldon Young, producer of The Swan Princess. The date was chosen to honor the animated film The Swan Princess, which was first released in the United States on November 18, 1994. The day celebrates the enduring appeal of princess characters and the themes of kindness, courage, and self-belief often woven into their stories.
How people celebrate
National Princess Day is easy to observe at home or with friends. Popular ideas include:
| Activity | Idea |
|---|---|
| Movie time | Watch The Swan Princess or other favorite princess films |
| Dress-up | Wear crowns, gowns, or DIY princess costumes |
| Themed treats | Bake or decorate princess-themed snacks |
| Storytelling | Read princess tales or make up new ones together |
Many families use the day as a chance for creative play with children, while fans of animated films simply revisit the classics.
A note on similar days
Because “princess” is a popular theme, various brands and groups promote their own princess-related events at other times of year. The observance founded with National Day Calendar, however, is tied specifically to November 18 and to The Swan Princess. When planning, it helps to confirm the exact day being referenced.
The Swan Princess connection
The link to The Swan Princess is central to the day. The animated musical, based on the Swan Lake story, followed Princess Odette and debuted in U.S. theaters on November 18, 1994, and it grew a devoted following through later home releases and sequels. Choosing that anniversary as the date gives National Princess Day a specific tie to a film rather than a generic theme, which is part of what distinguishes it from unrelated princess promotions.
However you mark it, National Princess Day is meant to be playful—an invitation to enjoy a favorite story, dress the part, and celebrate a little imagination.
Frequently Asked Questions
When is National Princess Day?
It is observed every year on November 18.
Who created National Princess Day?
National Day Calendar and Seldon Young, producer of The Swan Princess, founded it in 2017.
Why is it on November 18?
The date marks the U.S. release of The Swan Princess on November 18, 1994.
How do people celebrate?
Common ideas include watching princess movies, dressing up, and hosting princess-themed activities.
Is it a public holiday?
No, it is a lighthearted observance rather than an official holiday.