Which students were in Gryffindor house?

It's nearly immpossible to name each and every student in Gryffindor, because there are so many. A few are Seamus Finnigan, Dean Thomas, The two weasly twins, Lavender Brown, (obviously harry , ron and hermione) Neville Longbottom, Colin Creevey, and Kaite Bell

Another answer: they are all witches and wizards.