Two: Joe and Paul DeGeorge
about 22 if your counting Hedwig
28
6 decoys, so there are a total of seven Harry Potters.
717,020
There is only one Harry Potter, and he doesn't die in Azkaban.
Love and adventure losers
No one, but they have been translated to Chinese.
Ginny is in every Harry Potter and plays a main part in the second, fifth and seventh films.
There was seven books, three additional books and eight films.
There are no light bulbs in the wizarding world.
The Potters were, for many generations, Pure-blood, up until the birth of Harry Potter in 1980. The surname was an old wizarding family descended from Ignotus Peverell and Linfred of Stinchcombe. After the birth of Harry Potter in 1980 they were excluded from the Sacred Twenty-Eight because of their egalitarian's blood purity.
No, it is not. Harry himself is a Horcrux, because Voldemort had rendered his soul so unstable by murdering so many people that the piece that had torn off with the murder of Harry's parents (Lily and James) latched onto the last living thing in the house, which just so happened to be Harry.