About Cedric Diggory, Cedric Diggory was as you know,a student at Hufflepuff at Hogwarts.He was a very handsome boy with grey eyes and son of Amos Diggory.Cedric Diggory was choosen from the Goblet of Fire to represent Hogwarts in the Triwizard Tournament.He had to do three tasks and the last one was very sad.Cedric Diggory died because he was killed by Wormtail on Voldemort's order.Cedric Diggory didn't die in vain,he died beacuse he was kiled by Lord Voldemort.
Age?
Can someone please site where it's said that he was a sixth year in the forth book.