Rubeus Hagrid (2): Voldemort, Mr. Filch, Moaning Myrtle
Severus Snape (2): Rubeus Hagrid, Remus Lupin, Moaning Myrtle
Voldemort (1): Albus Dumbledore, Moaning Myrtle
Mr. Filch (1): Moaning Myrtle
Moaning Myrtle (1): Luna Lovegood

Not voting: Dobby, Peter Pettigrew, Severus Snape