1. Hermione Granger
   Draco Malfoy
2. Newt Scamander
   Ginny Weasley

Draco Malfoy is a Slytherin student who is introduced in the first Harry Potter novel. After insulting the Weasley family, he attempts to make friends with Harry but is rejected.

1. Charlie Weasley
   Reginald Cattermole
2. Dobby
   Mafalda Hopkirk

Dobby is a house elf that is introduced in the second Harry Potter film. Belonging to the Malfoy family, Harry helps free him from serving them.

1. Viktor Krum
   Marietta Edgecombe
2. Hannah Abbott
   Blaise Zabini

Viktor Krum is introduced into the world of Harry Potter when he is chosen to be part of the Triwizard Tournament. An excellent seeker for Bulgaria, he also develops a crush on Hermione Granger and asks her to the Yule Ball.

1. Petunia Dursley
   Sturgis Podmore
2. Cedric Diggory
   James Potter

Cedric Diggory's character has a short life in the Harry Potter series. Introduced in the fourth book, he is chosen as one of the champions for the Triwizard tournament. During the last task, Cedric is killed by Peter Pettigrew when the Triwizard Cup transported him and Harry to the Little Hangleton graveyard.

1. Luna Lovegood
   Cormac McLaggen
2. Remus Lupin
   George Weasley

Luna Lovegood is another character that is brought on later in the series. Although a bit eccentric, Luna is clearly bright because she was sorted into Ravenclaw and was a tremendous help during the Battle of the Department of Mysteries. Harry and Ginny name their only daughter, Lily Luna in honor of her.

1. Bathilda Bagshot
   Silvanus Kettleburn
2. Justin Finch-Fletchley
   Albus Dumbledore

Albus Dumbledore is known in the wizarding world as one of the most powerful wizards ever. First serving as a Transfiguration professor and then Headmaster of Hogwarts, he played a large role in preparing Harry to face Voldemort.

1. Moaning Myrtle
   Dirk Cresswell
2. Viktor Krum
   Albert Runcorn

Moaning Myrtle is seen several times throughout the Harry Potter series. While she was a student, she died after looking into the eyes of a basilisk. She continues to haunt the first-floor bathroom in which she died.

1. Neville Longbottom
   Oliver Wood
2. Harry Potter
   Katie Bell

Obviously enough, Harry Potter is the title character in the entire franchise. Each year we are taken on another adventure into the life of the Boy Who Lived.

1. Ginny Weasley
   Cornelius Fudge
2. Gellert Grindewald
   Ted Tonks

Ginny Weasley is first introduced into the Harry Potter world when she becomes a student in Harry's second year. The youngest of Ron's siblings, she had a major crush on Harry which proved fruitful when they marry years later!

1. Bertha Jorkins
   Fred Weasley
2. Severus Snape
   Neville Longbottom

Another great and talented wizard, Snape was known for being the Potions master at Hogwarts. A double agent for the Order of the Phoenix, Snape was easily able to infiltrate the Death Eaters and help pass along information.

1. Bellatrix Lestrange
   Rubeus Hagrid
2. Narcissa Malfoy
   Dean Thomas

Rubeus Hagrid is one of the first magical beings introduced in the Harry Potter novels. On Harry's 11th birthday, Hagrid is given the responsibility of picking him up, helping him buy his school supplies, and bringing him to King's Cross Station. First working as the Hogwarts groundskeeper, he is made the Care of Magical Creatures professor later on in the novels.

1. Ludo Bagman
   Susan Bones
2. Floean Fortescue
   Mad-Eye Moody

Mad-Eye Moody is introduced in the fourth Harry Potter novel, although being portrayed by Barty Crouch Jr. under the Polyjuice Potion. Moody was an Auror and a member of the Order whose special eye gave him the ability to see through objects. He was murdered by Lord Voldemort.

1. Colin Creevey
   Alicia Spinnet
2. Ron Weasley
   Amos Diggory

Ron Weasley is one of three forefront characters in the Harry Potter world. He first meets Harry at King's Cross Station, and the two become inseparable the second they cross the platform together. After a brief stint of dating Lavender Brown, Ron later married Hermione Granger.

1. Lucius Malfoy
   Anthony Goldstein
2. Ernie Macmillan
   Barty Crouch, Jr.

Lucius Malfoy is introduced in the second Harry Potter novel when the Weasley family run into the Malfoys in Diagon Alley. At the time, he was slipping Tom Riddle's diary into Ginny's cauldron. He was one of Voldemort's most trusted Death Eaters and his house was used as the home base for their evil schemes.

1. Antonin Dolohov
   Vernon Dursley
2. Seamus Finnigan
   Gregory Goyle

Vernon Dursley is introduced in the first Harry Potter novel as Harry's uncle. Cruel and forcing him to live in a cupboard, Vernon is scared and disgusted by all things magic.

1. Draco Malfoy
   Dolores Umbridge
2. Lord Voldemort
   Pansy Parkinson

Lord Voldemort was born Tom Riddle. Born to a muggle father, Lord Voldemort would create an army to eradicate all his enemies.

1. Marcus Flint
   Sirius Black
2. Aberforth Dumbledore
   Augustus Rookwood

Sirius Black is introduced in the third Harry Potter novel. First thought to be a madman who betrayed the Potters, it is quickly revealed that not only is he Harry's godfather, but he didn't betray them to Voldemort. After growing a close relationship with his godson, Black is murdered in the fifth novel by his cousin, Bellatrix Lestrange.

1. Crookshanks
   Nagini
2. Norbert
   Hedwig

Each student at Hogwarts is allowed to bring a familiar with them to school. While Hermione brings Crookshanks and Ron brings Scabbers/Pettigrew, Harry chooses an owl, which was named Hedwig.

1. Lily Evans Potter
   Nymphadora Tonks
2. Demelza Robbins
   Xenophilius Lovegood

Lily Evans Potter is Harry Potter's mother who dies before the start of the events in the first novel. Sacrificing herself for her son, it is said that her love saved Harry from the killing curse.

1. Bill Weasley
   Kinglsey Shacklebolt
2. Lee Jordan
   Molly Weasley

Molly Weasley is introduced in the first Harry Potter novel as the mother of Ron, Fred, and George Weasley. When Harry has trouble making it to Platform 9 and 3/4, she steps in to help him. A fierce and protective mother, she kills Bellatrix after the dark witch tried to kill Ginny, her youngest child and only daughter.

1. Theodore Nott
   Severus Snape
2. Tom Riddle
   Peter Pettigrew

In the Harry Potter world, Ron Weasley has a pet rat named Scabbers. In the third novel, it is revealed that this rat is actually Peter Pettigrew, a former friend of the other three Marauders and was the one who betrayed the Potters to Voldemort.

1. Emmeline Vance
   Arthur Weasley
2. Igor Karkaroff
   Quirinus Quirrell

Arthur Weasley is introduced in the Harry Potter world as the Pureblood Weasley patriarch. A lover of muggle things, he works for the Ministry in the Misuse of Muggle Artifacts Office.

1. Graham Montague
   Hermione Granger
2. Charity Burbage
   Helena Ravenclaw

Hermione Granger is introduced in the first Harry Potter novel as a bright Muggle-born who is sorted into Gryffindor. Although off to a rough start with Harry and Ron, they soon become best friends and inseparable. Intelligent and loyal, Hermione goes on to become the Minister for Magic.

1. Rita Skeeter
   Horace Slughorn
2. Zacharias Smith
   Fleur Delacour

Rita Skeeter is introduced into the Harry Potter world as a journalist for the Daily Prophet. A sensationalist, she often stretches the truth for the sake of the readers.

1. Cho Chang
   Amycus Carrow
2. Michael Corner
   Minerva McGonagall

Cho Chang is introduced in the fourth Harry Potter novel as Cedric's girlfriend. Harry is initially enamored with her as she is the only female and seeker for the Ravenclaw Quidditch team. Although they share a very brief relationship, it dissolves after Chang's best friend betrays Dumbledore's Army to Umbridge.

1. Alice Longbottom
   Dedalus Diggle
2. Fleur Delacour
   Astoria Greengrass

Fleur Delacour is another character introduced in Harry Potter and the Goblet of Fire. A student from Beauxbatons, she is chosen to participate in the Triwizard tournament by her school. She later goes on to marry Bill Weasley.

1. Elphias Doge
   Walden MacNair
2. Bellatrix Lestrange
   Frank Bryce

Bellatrix Lestrange is a dark witch that is introduced as one of Voldemort's closest Death Eaters. Sister to Narcissa Malfoy and cousin to Sirius Black, she is known for driving Frank and Alice Longbottom to insanity with the Cruciatus curse, as well as killing Sirius, and Nymphadora Tonks, her niece.

1. Argus Filch
   Parvati Patil
2. Gilderoy Lockhart
   Olympe Maxime

Gilderoy Lockhart is introduced in the 2nd Harry Potter novel as the new DADA professor. Known for many heroic tales, it is soon discovered that he lied about all of them while placing others under a memory charm. After Harry and Ron make it out of the Chamber of Secrets, he attempts to "Obliviate" them, but it backfires on him.

1. Rodolphus Lestrange
   Mundungus Fletcher
2. Rolanda Hooch
   Minerva McGonagall

Minerva McGonagall is introduced in the first Harry Potter novel as the Transfiguration professor. A big player in Harry becoming the Gryffindor seeker in his first year, she becomes Headmistress of Hogwarts following the deaths of Dumbledore and Snape.

1. Salazar Slytherin
   Fenrir Greyback
2. Padma Patil
   Nymphadora Tonks

Nymphadora Tonks is a character that is introduced later in the Harry Potter series. An Auror and member of the Order, she fights in the Second Wizarding War before being killed by her aunt, Bellatrix Lestrange. Before her death, she married Remus Lupin and gave birth to a son.

1. Millicent Bulstrode
   Sybill Trelawney
2. Marvolo Gaunt
   Garrick Ollivander

Sybill Trelawney is introduced in the Harry Potter world in the third novel as the Divination professor. She is the seer who told of the prophecy of Lord Voldemort and the one who would be his downfall.

1. Rufus Scrimgeour
   Aurora Sinistra
2. Remus Lupin
   Corban Yaxley

Remus Lupin is introduced into the Harry Potter world in the third book and film. One of Harry's father's closest friends, he comes to Hogwarts as the new Defence Against the Dark Arts professor. He was a Marauder alongside James, Sirius, and Peter Pettigrew.

1. Wilhelmina Grubbly-Plank
   Neville Longbottom
2. Angelina Johnson
   Cuthbert Binns

Neville Longbottom is introduced into the Harry Potter world in the first film. Although he seems shy and a bit cowardly, Neville later proves why he was sorted into Gryffindor.

1. Gilderoy Lockhart
   Ron Weasley
2. Rowena Ravenclaw
   Lavender Brown

Lavender Brown is a Gryffindor student who, while having an affinity for Divination is mostly known for her relationship with Ron. Lavender later fights alongside her classmates in the Battle of Hogwarts but is killed by Fenrir Greyback, a werewolf.

1. Dolores Umbridge
   Majorie Dursley
2. Romilda Vane
   Merope Gaunt

In "Harry Potter and the Order of the Phoenix," Dolores Umbridge was set up as the new DADA professor at Hogwarts. She started the Inquisitorial Squad, a group of students who were meant to help Umbridge implement the Ministry of Magic's new rules.