No. Neither of them have siblings. They are distant cousins.
Harry potter's wand and lord voldemort's Wand share the same core so they can Only harm eachother
Albus Dumbledore was the head of Hogwarts in the Harry Potter series. Lord Voldemort created horcruxes from different objects including a ring. Dumbledore was able to destroy Voldemorts ring by stabbing it with the sword of Gryffindor.
The Penseive
James Potter disagreed with Lord Voldemort's view on the wizarding world and his attempts to take it over. To Lord Voldemort, James Potter was just in his way of killing Harry Potter.
No. Harry Potter was hit by the killing curse in Harry Potter and the Deathly Hallows however, it only kills the part of Lord Voldemort's soul that was in Harry.
Harry. Draco wasn't even in the room
Harry potter is looking for horcruxes to destroy them and kill lord voldemort
Lord Voldemort
Harry potter kills Voldemort ( aka "you know who" or the dark lord or He Who Must Not Be Named
NO! Lord Voldermort killed Harry's father and mother, Lord Voldermort has no children!
Yes, he does kill Lord Voldemort in the end of Deathly Hallows.
JK Rowling is the author of the Harry Potter series.