Top 10 Harry Potter Fan Theories

The Dursleys were mean because they were under the effect of a Horcrux

The Deathly Hallows refers to Voldemort, Snape, and Harry, and Dumbledore's Death.

Dumbledore is a time-traveling version of Ron Weasley

There might have been a war between the muggles and wizards, with the muggles being the winner

There are ghosts of former Hogwarts students that died there

Draco Malfoy is a werewolf

Ginny may have given Harry a love potion

The Defense Against the Dark Arts position was cursed by Voldemort

Harry is the Heir of Gryffindor

Moaning Myrtle was an urban legend

Neville wasn't bad at magic, but he was using the wrong wand

Harry never left the cupboard under the stairs

Neville Longbottom is the real hero

The Sorting Hat sorts students based on what traits they value, not possess

Harry is now immortal

Crookshanks is actually the Potters' cat.

Rita Skeeter is J.K. Rowling

Dramione (Harry Potter)

Luna is Autistic

Dumbledore is gay

George Weasley is Willy Wonka

Seamus Finnigan and Dean Thomas are gay for each other

Dudley saw his bratty and bullying memories with the dementor and it terrified him

Muggles hated The Fat Friar and Sir Nicholas because they used magic so the two were executed

Minerva McGonagall is a death eater

Dumbledore had a horcrux

Umbridge was muggleborn, but lied about it to avoid arrest

Crabbe and Goyle have troll ancestors

Hermione wrote the entire series and then let J.K

Rowling (who she met on a train and felt bad for) have all the credit so that it could be sold as fiction even though every word of it is true.

Voldemort does know love, he just doesn't want it to ruin his dark personality.

Crabbe and Goyle are cousins

Harry, Ron and Hermione asked to be in Gryffindor

Draco is secretly in love with Hermione

Felix Felicis is just a legend

Hedwig is Lily Potter