The members of Hufflepuff are the most loyal and oftentimes brave. This house has produced the least amount of Dark witches or wizards.
The Fat Friar is the Ghost from this house that can be seen floating around the castle.
The Hufflepuff basement is found by entering a barrel in the kitchen corridor. The right barrel is hidden in a stack of many others just like it.
Known members of the Hufflepuff house:
Nymphadora Tonks and Cedric Diggory