Harry Potter 4: Cedric Diggory.
Harry Potter 5: Sirius Black.
Harry Potter 6: Albus Dumbledore.
Harry Potter 7: Lots of people; too numerous to list here - including Dobby the house elf; Fred Weasley; Nymphadora Tonks; Remus Lupin; and of course Lord Voldemort.
Himself: his own Avada Kevadra killed him.
Harry didn't killed nobody.
No, only the Horcrux inside him was.
No Harry Potter book starts with that.
no
Fred Weasley gets killed at the end of harry potter 7
he is killed by harry potter
harry killed voldemort
James and Lily Potter died before the events of the first book, Harry Potter and the Philosopher's Stone, they had been dead for sixteen years in Harry Potter and the Deathly Hallows.They were killed by Lord Voldemort.
It is the fourth one, Harry Potter and the Goblet of Fire. Neville believed that he drowned harry due to the gillyweed not working.
no.
Sirius Black, Harry Potter's godfather, was killed by his cousin, Bellatrix Lestrange, in the Department of Mysteries at the Minestry of Magic (M.O.M)