Who has the 2nd biggest fandom in the world?

Who has the 2nd biggest fandom in the world? 2. Harry Potter. There’s very little chance you haven’t come across a Harry Potter fan in your life. The fandom is popularly called “Potterheads” and also includes the Fantastic Beasts franchise.

2. Harry Potter. There’s very little chance you haven’t come across a Harry Potter fan in your life. The fandom is popularly called “Potterheads” and also includes the Fantastic Beasts franchise.