Filius Flitwick is the Charms Master at Hogwarts and the head of Ravenclaw house. He is a very short, dwarf-like man. In Harry Potter and the Philosopher's Stone he uses his magical skills to help decorate the Great Hall for Christmas.
The Head of Hufflepuff is Pomona Sprout and the Fat Friar is the House's patron ghost. Hufflepuff corresponds roughly to the element of earth, and it is for that reason that the House colours were chosen: yellow represented wheat, while black was emblematic of soil.
The Head of Slytherin is Horace Slughorn (who left the role to Severus Snape for fifteen years before taking it up again in 1996) and the House's patron ghost is the Bloody Baron.
Professor McGonagall is a professor at Hogwarts School for Witchcraft and Wizardry, the head of Gryffindor House, the professor of Transfiguration, the Deputy Headmistress under Albus Dumbledore and a member of the Order of the Phoenix.
Moaning Myrtle
Born in the late 1920s to Muggle parents, Myrtle Warren started her Hogwarts life in the early 1940s, where she was sorted into Ravenclaw.
Hermione points out that Padma and Parvati Patil are twins, yet while Parvati ended up in Gryffindor, Padma is a Ravenclaw.
Umbridge was appointed as the new Headmistress of Hogwarts by Fudge. She formed the Inquisitorial Squad, composed entirely of Slytherin students such as Draco Malfoy. Despite Dumbledore's Army being banned, the rebellion against Umbridge continued, mainly expressed by the ongoing pranks of Fred and George Weasley.
Harry is the magical Heir of Gryffindor (and he's also a descendent of Godric), Neville of Hufflepuff, Hermione of Slytherin and Luna of Ravenclaw.
No, she is not a death eater, but many of her views fall within those of Voldemort's plans. For instance: Magic is Might - Voldemort and the Death Eaters want to establish wizard power and authority over muggles.
Horace Slughorn (1997 - present) Horace, after being convinced by Dumbledore and Harry Potter, returned to Hogwarts as the Potions master. After Severus killed Dumbledore and became headmaster of Hogwarts, it was decided that Horace was to become the Head of Slytherin House once again.
Alastor “Mad-Eye” Moody is a Hufflepuff.
Hufflepuff house is haunted by the Fat Friar, who was executed because senior churchmen grew suspicious of his ability to cure the pox merely by poking peasants with a stick, and his ill-advised habit of pulling rabbits out of the communion cup.
The Heir of Hufflepuff was none other than Cedric Diggory, who was well on his way to fulfilling the prophecy of the Heir of Hufflepuff when he was tragically murdered by Peter Pettigrew.
Sorted into Gryffindor house, Remus Lupin was swiftly befriended by two cheerful, confident and rebellious boys, James Potter and Sirius Black. They were attracted by Remus's quiet sense of humour and a kindness that they valued, even if they did not always possess it themselves.
Fred was killed during the Battle of Hogwarts. Warner Bros. Fred Weasley was one of Ron's older brothers and twin to George. He was a Gryffindor and a passionate prankster.
But when they went to Hogwarts, everything changed. The pair were parted when the Sorting Hat placed Severus in Slytherin and Lily in Gryffindor, and while Lily thrived in her new, magical life, Snape was essentially placed in close quarters with the likes of Lucius Malfoy, Avery and Mulciber.
Godric Gryffindor, the founder of Gryffindor house, was one of the most powerful wizards of his age, so powerful that he was said to be the greatest duelist of that era. Always ready for battle, Godric wouldn't just use a simple wand, he'd also wield a mighty sword.
The last Slytherin headmaster until Severus Snape, in the books Sirius described Phineas as the least popular headmaster Hogwarts had ever known. In the official press release announcement, Phineas is described as a "cantankerous headmaster".
Harry himself is a half-blood, since his pure-blood father, James, married a Muggle-born witch named Lily, and his maternal grandparents were Muggles.
Arguably more hated and more dangerous than Voldemort himself, there are many reasons why Dolores Umbridge is the most hated Harry Potter character. Dolores Umbridge was arguably the most evil character in the Harry Potter series, sometimes more so than Lord Voldemort, mainly Harry Potter and The Order of the Phoenix.
3 Rapunzel - Ravenclaw
She develops her creative skills throughout her life while imprisoned in the tower. She also has a strong mind and is a quick learner. Rapunzel makes friends quickly due to her insatiable curiosity rather than her kindness.
Scorpius: 'Did you really think she'd come to us? Potters don't belong in Slytherin. '
Hermione went with Viktor Krum, Ginny and Neville went together, while Draco attended with Pansy Parkinson. Seamus and Lavender Brown were paired up, while Beauxbaton's Champion Fleur attended with a gobsmacked Ravenclaw student, Roger Davies.