*In chapter twenty-two there was a typo were they spelt Dumbledore, Dumblefore.

*In the American Hardcover version on page 308 on lines five and six it says, “A minute later, Katie put another penalty past the Slytherin Seeker.” This version should say keeper instead of seeker.

*Lupin is explaining why Sirius Black is innocent he says “…and suddenly, fifteen years ago, Lord Voldemort went into hiding…” How can this be when Voldemort lost his powers when Harry was one year old? Harry’s only thirteen in this book.

*In the hardback American version on page 174 it says that Cedric Diggory was a fifth year, but in the beginning of the fourth book it says that he was a seventh year.