Alastor - Greek God who sought revenge on people.

Albus - In Latin means white (maybe for white beard). Wisdom. Or.. Governor of Britain at the death of the emperor Pertinax, Decimus Clodius Albinus (Albinus=Albus?) attempted to seize the throne but ended up as Caesar in alliance with another imperial contender, Septimius Severus. After Severus defeated two other rivals (Voldemort and... maybe Slytherin?), the now expendable Albinus was forced into another attempt at usurpation, an attempt that came to an end at the bloody battle of Lyon.

Aragog - "Arachnid" means spider. Gig is a giant. Put them together you get large spider ("ara"-arachnid, "gig"-large) and if Ara is used as Arachnid and gig it's aragig. But maybe it was changed to Aragog.

Argus - In Greek mythology, Argus was a monster that had a hundred eyes and was ever-so-watchful.

Arthur - Could represent King Arthur. The legend presents Arthur as a leader in ancient times who defeats the Saxons and other enemies. He thereby unites the people of Britain in peace and harmony. Beauxbatons - French for 'beautiful wands'.

Draco - Draco is a constellation that looks like a dragon but is a snake. In Latin, Draco means Dragon.

Dumbledore - Means "Bumblebee" in latin.

Durmstrang - German phrase meaning storm and stress.

Dursley - A town near J.K. Rowlings's birthplace.

Filch - to steal.

Firenze - Italian name for the city of Florence.

Flitwick - A town in England.

Fleur Delacour - "Fleur" mean flower in french. "De" means of and "la" means the. "Cour" means court. So, if you put it together, it spells Flower of the Court. Fluffy - Was a real beast in an ancient greek myth. "Cerebrus" the three-headed dog was the guarder of the underworld.

Gilderoy - A highwayman known for being handsome.

Hedwig - A saint that lived in Germany in the 13th and 14th centuries.

Hagrid - Name and tale comes from greek myth. The ancient Hagrid from the myth was the god of Jewels. This god was said to be the kindest of the gods, but Hades framed him for the death of Piraeus's - the killer of Medusa - son. Hagrid was banished from Olympus but Zeus allowed him to stay as the watcher of the animals. Hagrid also means hung-over in (Hagrids usually hung over).

Hermes - The Greek Messenger. Kinda like the owl messenger.

Lockhart - Town in Australia near Wagga Wagga (reference: "Compose a poem about my defeat of the Wagga Wagga Werewolf"?).

Lucius - Maybe means Lucifer (the devil).

Lupin - Lunar means moon. Lupin means Wolf-like. Canis Lupus is the scientific name for wolf.

Malfoy - "Mal foi" means "bad faith" in French. Malfoy has "mal" in it, meaning evil.

McGonagall - Means "bad poet" in latin.

Minerva - In Roman Mythology was the Goddess of Wisdom. In Greek Mythology she was the Goddess of War. She gave strict punishments.

Mirror of Erised - Erised backwards is desire (as in "you'll see what you desire").

Moody - Not in a good mood.

Nagini - 'Naga' is snake in Sanskrit.

Nicholas Flamel - Was a real alchemist, and supposedly DID create the Philosopher's Stone (not "Sorceror's"). The tale was that he had spent decades of his life trying to create the Philosopher's Stone, which could turn any metal in to gold and unlock the secrets to immortality, but could not figure it out.(Click here to see the Flamel Fable)

Nimbus - Nimbus means cloud. Nimbus was also a god in Greek Mythology.

Norris, Mrs. - A Character in one of J.K. Rowling's favorite author's (Jane Austen) books.

Parvati - Parvati is a Hindu Goddess married to Hindu God Siva the Destroyer. She gave birth to a baby boy named Ganesh, who Siva beheaded, but replaced the old head with an elephant head after Parvati reamed him out.

Patronus - Means protector (In Latin I believe).

Peeves - "Peeve" means "little devil" or something that gets on your nerves (like a pet peeve).

Remus - Brother of Romulus (founder of Rome). They were raised by a female wolf. He was killed by Romulus.

Ronan - An irish saint

Rubeus - Meaning Rubees. (See 'Hagrid')

Severus - Sever means cut off obviously. Add that to "us", it could mean Sever Us (as in kill us). Severe also means cruel, grumpy. Also... Lucius Septimius Severus restored stability to the Roman empire after the tumultuous reign of the emperor Commodus (See Albus) and the civil wars that erupted in the wake of Commodus' murder (if you watched "Gladiator" then you should know this).

Sibyll - Sibyll comes from the Sibyls, who were famous propheys in mythology.

Sirius - Named after Sirius Star, or Dog Star. Seen during summer "dog" days.

Snape - A town in England.

Tom Marvolo Riddle - If you rearrange the letters it spells: "I am Lord Voldemort."

Voldemort, Lord - There was a dark wizard in medival times named Voldermortist. In another language, Voldermortist means "Lord of Evil" or "Dark Lord". Legend has it that Voldermortist once tried to destroy Merlin before the time of King Arthur (Mr. Weasley?), by bewitching good people, and simply bribing those who already were evil. Legend has it that Merlin destroyed Voldermortist by using a simple paralyzing charm (full body bind?), fed him to the many headed beast (Fluffy?) of the lake, the Lady of the Lake's pet (Giant Squid?), freed the bewitched people, and destroyed the evil men. That was maybe twelve, thirteen years before Arthur (how long it was from Voldemort's destruction until Harry started Hogwarts). In French means "theif of death" (meaning escaping death).