Multiple choice general knowledge Who killed Sirius Black? Voldemort Dumbledore Ballatrix Draco malfoy Reveal answer Fill a bubble to check yourself C Correct answer Explanation Bellatrix Lestrange killed Sirius Black during the Battle of the Department of Mysteries (Order of the Phoenix) by hitting him with a spell that caused him to fall through the Veil. Draco was present but didn't kill Sirius.