- Sat, May 30
- Victoria Velasco's birthday
- Dobby is FREE!
- Sun, May 31
- Colin Farrell's birthday
- Harry Potter and the Prisoner of Azkaban movie (UK)
- Harry dreams in Divination and looks in the Pensieve
- Tue, Jun 2
- Harry Potter and the Chamber of Secrets book (US)
- Wed, Jun 3
- Jamie Marks's birthday
- Thu, Jun 4
- Harry Potter and the Prisoner of Azkaban movie (US)
- Trio goes through the trapdoor
- Fri, Jun 5
- Draco Malfoy's birthday
- “There is nothing worse than death, Dumbledore!”
- October 31, 2004 – Door opens on JKRowling.com; three Harry Potter and the Half-Blood Prince chapter titles revealed.
Did You Know
- J.K. Rowling killed Sirius Black instead of Arthur Weasley in “Harry Potter and the Order of the Phoenix”.