"The Grey Lady" . "Hogwarts staff" . "Hogwarts staff#The Bloody Baron" . . "Hogwarts staff#Horace Slughorn" . "Professor McGonagall" . "Filius Flitwick" . "Hogwarts staff#Salazar Slytherin" . "Hogwarts staff#The Grey Lady" . "Nearly Headless Nick" . "Hogwarts staff#Argus_Filch" . "Hogwarts staff#Armando Dippet" . . "Hogwarts staff#Godric Gryffindor" . "The Fat Friar" . "Hogwarts staff#Irma Pince" . "Hogwarts staff#Sybill Trelawney" . "Professor Cuthbert Binns" . "Hogwarts staff#Hogwarts founders" . . "Hogwarts staff#Rolanda Hooch" . "Hogwarts staff#Helga Hufflepuff" . "Hogwarts staff#Wilhelmina Grubbly-Plank" . "Argus Filch" . . "Hogwarts staff#Galatea Merrythought" . "Sir Nicholas de Mimsy-Porpington, aka Nearly Headless Nick" . "Grey Lady" . "Hogwarts staff#Hogwarts ghosts" . . "Hogwarts staff#Nearly Headless Nick" . . "Madame Pomfrey" . "Hogwarts staff#Rowena Ravenclaw" . "Helena Ravenclaw" . "Rowena Ravenclaw" . "Professors" . "Hogwarts staff" . . "Hogwarts_staff#Sybill_Trelawney" . "the Grey Lady" . . "Hogwarts staff#Gilderoy Lockhart" . "Hogwarts staff#Poppy Pomfrey" . "Bloody Baron" . "Hogwarts staff#Pomona Sprout" . "Septima Vector" . "Hogwarts staff#The staff and their positions" . "Helena Ravenclaw/The Grey Lady" . "founders of Hogwarts" . . . "Professor Gilderoy Lockhart" . . "Hogwarts staff#Argus Filch" . "Hogwarts staff#Dirk Cresswell" . . "Horace Slughorn" . "Hogwarts staff#Minerva McGonagall" . "Hogwarts staff#Quirinus Quirrell" . "Gilderoy Lockhart" . "Hogwarts staff#Sybill_Trelawney" . "Hogwarts staff#True prophecies" . "Madam Irma Pince" . "Minerva McGonagall" . "Charity Burbage" . "Professor Sprout" . "Hogwarts staff#Filius Flitwick" . . "Hogwarts staff#Minor Slug Club Members" . "Hogwarts staff#The Fat Friar" . "Quirinus Quirrell" . "Salazar Slytherin" .