Worst Hogwarts Teachers
1Professor Umbridge
2Professor Lockhart
3Professor Trelawney
4Professor Binns
5Professor Snape
6Professor Slughorn
7Professor Quirrell
8Professor Hagrid
9Professor Lupin
10Professor Grubbly-Plank
11Bartemius Crouch Jr. (Mad Eye)
12Professor Minerva McGonagall
13Amycus Carrow
