- Sat, May 25
- Katie Harrison's birthday
- Alec Hopkins's birthday
- Sun, May 26
- Detention in the forest; Quirrell drinks unicorn blood
- Helena Bonham Carter's birthday
- Will Dunn's birthday
- Wed, May 29
- Harry defeats Tom Riddle and destroys diary
- Ginny is taken into the Chamber of Secrets
- Lockhart erases own memory with Ron's wand
- Thu, May 30
- Victoria Velasco's birthday
- Dobby is FREE!
- Fri, May 31
- Harry Potter and the Prisoner of Azkaban movie (UK)
- Colin Farrell's birthday
- Harry dreams in Divination and looks in the Pensieve
- Michele Berg's birthday
- “His eyes are as green as a fresh pickled toad, His hair is as dark as a blackboard. I wish he was mine, he’s really divine, The hero who conquered the Dark Lord.”
- June 23, 2006 – Harry Potter and the Half-Blood Prince is released in paperback in the United Kingdom.
Did You Know
- Albus Dumbledore sees his family in the Mirror of Erised, just as Harry Potter does.