TheHarry Potteruniverse stay as beloved and relevant as ever , as tell by things such as the Royal Ontario Museum’sFantastic Beasts : The Nature of Beastexhibit or the upcomingHogwarts Legacygame . With constituent like complex characters , a vast fantasy world , and authoritative radical of grief and ethical motive , the series ' storyline was further compel by its sinister villain .

From Quirrell to Lucius , the serial publication is rich with intriguing villains who posed a threat to Harry and his loved one . Like any other character , the most repelling people and the pestilent Death Eaters made error throughout their lifetimes , with some decisions emerge as more questionable than others .

Quirinus Quirrell - Trying To Kill Harry During Quidditch

Although he proved not to be a unnerving nor a long - lasting opponent to Harry Potter , Professor Quirrell was the vas through which the Chosen One first come across his deadly enemy , Voldemort . While Quirrell prove to be more cagy than put on - using his exaggerated stammer and awkward personality to invalidate suspiciousness - his decision to try and kill Harry during the Quidditch equal does n’t make much sense .

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Quirrell also knew better , considering Harry ’s grandness in Voldemort ’s eventual return and the Dark Lord ’s constant insistence on killing Harry himself and principal - on . Given Quirrell ’s modest function and dispensable nature , his attempts to try and fling of his master ’s lever kill himself in the series make very little sense .

Daniel Radcliffe as Harry Potter and Rupert Grint as Ron Weasley looking at a crystal ball in Harry Potter.

Gilderoy Lockhart - Exposing His Secrets

His jovial and preposterous nature are reasonsGilderoy Lockhart is often summarize with memesthan being recall as a villain . However , his actions both before and inHarry Potter and the Chamber of Secretsprove him to be one of the more villainous characters .

Having gotten away with his terrible and base wage hike of fame for so long , it make little good sense why Lockhart would choose to expose his biggest Obliviate - ing secrets to Harry and Ron , no matter how characteristically cocksure he was feel at the moment . He could have avoided this context if he persist aside , proceed his cool , and stayed hide behind his facade , as he had for years already .

Lucius Malfoy - Sending Tom’s Diary To Hogwarts

Although theMalfoys did plenty of stately things inHarry Potter , Lucius is one of the most prominent villains throughout the serial , perpetually branded as a Death Eater and adding to many of Harry ’s misfortunes . Despite being a decorous villain , Lucius was too prone to questionable choices , the epitome being his decision to slip Tom Riddle ’s diary to Ginny .

Although he had some reasons for doing so , Lucius volitionally placing a worthful possession of his Dark Lord into the hands of Draco ’s schoolfellow makes little sense . He knew of its part with the Chamber , which was purportedly meant to safe keep it for Tom . WhileThe Half - bloodline Princenotes that he does get lecture for his fatal error , such a foolishly miscalculated move seems out of character for the thrifty and bigoted thoroughbred .

Peter Pettigrew - Staying With The Weasleys

While not the bravest nor most ruthless baddie , Peter Pettigrew was surely the most resourceful and ingenious , using his sinister mind to head for the hills capture and earn Voldemort ’s favour . Even though his plan to frame up Sirius and avoid detection for years was cunning and effective , his decision to stay with the Weasleys is refutable .

The Weasleys had close ties to the Ministry and much of the Wizarding World , meaning a changeless threat of exposure and fear for Pettigrew . Given his flighty and cowardly personality , it ’s nonsensical he would choose to stay so near to his crimes rather than flee far out or even survive with the rats he pass along with in Albania , something only books fan know about Peter .

Severus Snape - Constantly Bullying Students

Severus Snape ’s role in the series has been heavily repugn since his character ’s revelation inHarry Potter and the Deathly Hallows , with his actions blurring the billet between hero and villain . However , from the perspectives of manyHarry Pottercharacters , Snape is undeniably a scoundrel , specially for a lot of his students .

Related : Severus Snape ’s 10 Wisest Quotes

Despite his grim personality and dry wit , Snape has no ground to handle his students as terribly as he does , even from a villain ’s standpoint . Not only does his conclusion to treat his school-age child with sheer disrespect further perplex his " salvation , " but it is also completely unnecessary for either of his double agent human activity and rape many boundaries for his placement of power .

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Lord Voldemort - Leaving Kreacher To Die (Only To Escape & Live)

Voldemort is easy one of the series ' most democratic theatrical role , being the subject of everything from memes to fanfics to ideas forhis ownHarry Potterspin - offs that fans require to see . But while he is a suitable and powerful antagonist , he makes a few confutative pick , specially leaving Kreacher alone in the cave where he hid his locket Horcrux .

Although Hermione is veracious that he in all likelihood did n’t cerebrate enough of house gremlin to assume Kreacher could turn tail , leaving behind a witness seems like a silly oversight for the infamous and sinister adept . It is also uncharacteristic for the theatric - chasing and twisting - loving Tom to lead before seeing another dupe die , an funny and essential conclusion that lead to his downfall .

Barty Crouch Jr. - Telling Harry Everything

Among the manythings that nark fans after re - watchingGoblet of Fireis how the film altogether destroys the surprise reveal that Barty Crouch Jr. is indeed alive and personate Mad - Eye Moody . In doing so , the moving-picture show also undermines the weightiness of Barty ’s most questionable decisiveness : volitionally unveil his identity to Harry in a second of reverence for his recall Dark Lord .

Seeing the length at which Barty went to keep himself hidden in plain mess , his decision to risk it all just to praise Voldemort and rave about his own loyalty seems ridiculous . Considering Barty was Imperius - ed by his sire and live under an invisibility cloak , he throw his newfound freedom for a momentary moment of pride .

Dolores Umbridge - Sacking Sybill

Widely consider as being even more baleful than Lord Voldemort himself , Dolores Umbridge is one of the most fervently hatedHarry Pottervillains . Her most undeniably questionable conclusion is when she not only fires Professor Trelawney but also tries to evict her from Hogwarts .

Related:10 Memes That absolutely Sum Up Dolores Umbridge As A Character

Although not beyond flexing her ability and Ministry influence , Dolores is not a alien to get ahead over party favor from others and rising to higher social rank as proven by her history . As such , a bluff move that isolates her from her Hogwarts peer was not the way to try and rule the schoolhouse , especially since it only leads to her being humbled by Dumbledore .

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Bellatrix LeStrange - Having A Relationship With Voldemort

With the manyquotes that prove Bellatrix is the evilest characterinHarry Potter , it ’s hard to imagine her being maternal or even remotely loving bone in any sense . While this remain unchallenged , Bellatrix does astonishingly have a child , as expose inThe Cursed Child , with none other than the captain of her dream - Lord Voldemort .

This decision to have a relationship with Voldemort is undoubtedly the villainess ' most questionable one . Although Bellatrix did test her unwavering devotion to Voldemort and his cause , she was also very much married . Not to advert , her prejudiced beliefs about pure - rake should have put off a family relationship with the implike half - blood , even if she was arguably in love with him .

Lord Voldemort - Prioritizing Theatrics

Tom Marvolo Riddle is constantly posit as a terrific wizard and an overpowered adversary for anyone who crosses the Dark Lord ’s way . However , when it comes to Harry Potter , it ’s clear that Voldemort prioritise his theatrics and suspense more than obtain to business and just getting rid of the Chosen One .

Whether it be at the necropolis inThe Goblet of Fireor his baiting inOrder of the Phoenix , Voldemort test metre and again that he relishes in slowly torture the boy . Since Harry was the one that caused his initial demise , it would make sense for Voldemort to put apart his ego and constantly plat to rapidly dispose of his one desirable adversary . regrettably for him , this questionable decision of his proves to be fateful for the notorious wizard .

Next:10 Memes That absolutely Sum Up Harry And Voldemort ’s Rivalry

Split image of Voldemort mid-spell, Dolores smiling, and Lucius with his cane

Quirinus Quirrell smiling in Harry Potter

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Peter Pettigrew in Prisoner of Azkaban

Alan Rickman as Severus Snape in Harry Potter Deathly Hallows

Voldemort smiling at Battle of Hogwarts in Harry Potter Deathly Hallows Part 2

Barty Crouch Junior in Harry Potter and the Goblet of Fire

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Bellatrix Lestrange

Voldemort reaches out to touch Harry in Goblet of Fire

Harry Potter