I've always wonder about the number of Hogwarts students and particularly the number of students in Harry's year.
JKR showed this list in "Harry Potter and me".
The list countains 40 names, 5 per gender per house.
However, on Pottermore, it is said that JKR just tought to 40 students, but there were more than 40 students per year... but JKR's statement doesn't fit with the story.
The Gryffindor boys are definitely five (Harry Potter, Ronald Weasley, Neville Longbottom, Dean Thomas and Seamus Finnigan), while the known Gryffindor girls are three (Hermione Granger, Calì Patil and Lavanda Brown). It can be assumed that the Gryffindor students were ten, the known Gryffindor students + "two missing girls". This is proved true, because in Lupin's le…Read more >