It’s official – Harry Potter Book Day is happening on 12th October 2023!

Bloomsbury’s global celebration of J.K. Rowling’s Harry Potter stories is back in 2023, with a few changes …

The celebration has a new name: HARRY POTTER BOOK DAY

Previously Harry Potter Book Night, the event is now even more inclusive for fans of all ages – whether you’re an early bird or a night owl, you can celebrate at whatever time of the day, or night, suits you!

It’s moving to 12th October 2023

Plenty of time to get planning!

What is Harry Potter Book Day?

Harry Potter Book Day is a chance for fans around the globe to celebrate J.K. Rowling’s iconic series with events, parties and other festivities.

Each year Bloomsbury creates a downloadable event kit, packed to the brim with ideas and activities that can be used to hold your own event – whether you are a bookshop, school, library or want to celebrate at home with family and friends. The kit contains everything you need to prepare an event, however big or small.

How to get involved

Find out more and sign up to register for the downloadable event kit on Bloomsbury’s website now at