Killed by Dean Winchester

Beings killed by Dean Winchester.

Angels

 * Rogue Angel - Stabbed through the back with an angel blade.
 * Zachariah - Stabbed through the head with an angel blade.

Reapers

 * April Kelly - Stabbed in the chest with an angel blade.
 * Maurice - Stabbed through the throat with an angel blade.

Princes of Hell

 * Azazel - Shot in the heart with the Colt.

Knights of Hell

 * Abaddon - Stabbed in the stomach with the First Blade.
 * Cain - Stabbed in the back with the First Blade.

Regular Demons

 * Hotel Assassins - Stabbed with the demon-killing knife while chasing after Rowena MacLeod.
 * Astaroth - Stabbed several times in the side with the demon-killing knife.
 * Christian Campbell Demon - Stabbed through the back with the demon-killing knife.
 * Bar Demon - Stabbed with the demon-killing knife.
 * Cop Demon - Stabbed through the throat after seeing the demon's true face.
 * One Iowa Factory Guard - Stabbed with the demon-killing knife while rescuing the future Prophets.
 * Four Nebraska Factory Guards - Stabbed with the demon-killing knife and vaporized with a demon bomb while rescuing Samandriel.
 * Abaddon Loyalist - Stabbed with the First Blade.
 * Marco - Stabbed with the demon-killing knife after Marco refused to talk and it was determined that his vessel was dead.
 * Crowley's Minion - Stabbed in the chest with the demon-killing knife.
 * Meg's Minion - Stabbed in the chest with the demon-killing knife.
 * Drew Neely - Stabbed with the First Blade.
 * Rodger - Slit his throat with the demon-killing knife.
 * Ruby - Stabbed in the stomach with the demon-killing knife.
 * Tom - Shot through the head with the Colt.
 * Viggo - Stabbed with the demon-killing knife while rescuing Samandriel.
 * Multiple unnamed demons - Over the course of his career as a hunter, Dean has killed multiple unnamed demons.

Vengeful Spirits

 * Cyrus Dorian - Lured his ghostly truck onto hallowed ground, destroying it and his ghost.
 * Dirk MacGregor, Jr. - Burned the lock of hair tying Dirk to the Earth after he began possessing students and harming bullies.
 * The Witnesses - Completed a spell performed by Bobby Singer to put the Witnesses to rest.
 * Mary Worthington - Showed Mary her reflection causing Mary's own powers to destroy her.

Violent Spirits

 * Sanford Ellicott - Salted and burned his remains in the Roosevelt Asylum.
 * Leticia Gore - Salted and burned her bones after believing her to be harming guests at the first Supernatural convention.
 * Jacob Karns - Salted and burned his bones followed by melting down the objects Karns' silver hook had been reforged into.
 * Melanie Merchant - Burned the doll containing the lock of hair binding Melanie to the Earth.
 * Whitman Van Ness - Salted and burned his bones after discovering his house containing trapped ghosts.

Other

 * Mordechai Murdoch - A Tulpa inadvertently created by Ed Zeddmore and Harry Spangler that took the form of a ghost due to the legend surrounding Murdoch. Burned down the house that was part of Murdoch's legend, destroying him.
 * Whitman Van Ness's victims - Alongside Sam, Dean salted and burned the bodies of Van Ness's victims to finally give them peace.
 * Annie Hawkins - Hunter murdered by Van Ness who requested her body salted and burned so she could gain rest.
 * Haskel Crane - One of Van Ness's victims.
 * Bobby Singer - Burned Bobby's Flask and put him to rest on Bobby's request after he briefly became a vengeful spirit.
 * Dozens of unnamed ghosts - Over the course of his career as a hunter, Dean has put to rest dozens of ghosts.

Djinn

 * Unnamed Djinn - Stabbed in the back by Dean with a silver knife dipped in lamb's blood.
 * Jennifer O'Brien - Stabbed in the back by Dean with a silver knife dipped in lamb's blood.

Ghouls

 * Adam Ghoul - Head bashed in by Dean.
 * Kate Ghoul - Decapitated by Dean with a shotgun blast.

Khan worms

 * Original Khan worm - Electrocuted to death by Dean while possessing Bobby Singer.
 * Two variant khan worms - Crushed by Dean after emerging from Kit Verson and Cole Trenton.

Leviathans

 * Dick Roman - Stabbed through the neck with the Bone of Righteous Mortal Washed in the Three Bloods of Fallen with the help of Castiel.
 * Leviathan Sam (permanently incapacitated) Splashed with borax by Sheriff Osborne then decapitated by Dean.
 * Leviathan Dean (permanently incapacitated) - Splashed with borax and decapitated.
 * Royce (permanently incapacitated) - Decapitated at SucroCorp.

Shapeshifters

 * Olivia - Shot through the heart from behind with a silver bullet and then shot several more times.
 * Robbery Shapeshifter - Stabbed in the heart with a silver letter opener.
 * Serial Killer Shapeshifter - Shot twice in the heart with silver bullets.

Skinwalkers

 * Pack Leader's Second in Command - Shot in the head by Dean with a silver bullet from a rifle.
 * Four unnamed members of Lucky's pack - Shot with silver bullets from a rifle and his pistol.

Vampires

 * Beau - Decapitated in Luther's nest.
 * Richard Beesome - Decapitated to protect Claire Novak and Annie Jones.
 * Boris - Decapitated in his nest after being temporarily transformed into a vampire.
 * Boris's Nest - Wiped out after being temporarily turned into a vampire.
 * Alex's "Brother" - Injected with dead man's blood in the heart and then decapitated.
 * Catfish - Decapitated in Starr's nest.
 * Connor - Decapitated with the help of the Mark of Cain.
 * Conrad - Decapitated to save Gordon Walker.
 * Dale - Decapitated in his nest.
 * Gordon's Victim - Shot in the head with the Colt.
 * Andrea Kormos - Decapitated with his Purgatory Blade to save Benny.
 * Benny Lafitte - Decapitated so Benny could rescue Sam from Purgatory.
 * Lucy - Reluctantly decapitated after she was transformed into a vampire by Dixon.
 * Maurice - Decapitated to save the life of Ennis Ross.
 * Robert - Decapitated while taking out Boris's nest.
 * At least four vampirates - Decapitated by Dean with his Purgatory Blade.
 * Dozens of unnamed vampires - Over the course of his tenure as a hunter, Dean has killed dozens of vampires during his hunts.

Werewolves

 * Glen - Shot three times with silver bullets.
 * Jobah - Stabbed in the heart with a silver knife.
 * Professor Ludensky - Shot in the heart with a silver bullet.
 * Joy Myers - Shot in the heart with a silver bullet.
 * Sheriff Pat - Stabbed in the heart with a silver knife.
 * Russ - Stabbed through the heart with a silver knife from behind.
 * Multiple unnamed werewolves - Over the course of his career as a hunter, Dean has killed multiple unnamed werewolves.

Other Monsters

 * Deputy Donelly - A Nachzehrer killed by Dean when he stuffed pennies down Donelly's throat and then decapitated him with the Impala's rear door.
 * Elias Finch - A phoenix killed by Dean in 1861 with the Colt in order to get his ashes to use against Eve.
 * J. Forman - A Wraith Dean killed with a silver-plated letter opener to the heart.
 * A hellhound - Shot by Dean with the Colt in Carthage, Missouri.
 * Hydeker - A shtriga killed by Dean with a consecrated wrought-iron round to the head as he's feeding on Sam.
 * Amy Pond - Kitsune friend of Sam's killed by Dean with a knife to a heart after she killed people to save her son.
 * Purgatory Rugaru - A rugaru interrogated by Dean in Purgatory for the location of Castiel. Killed by Dean stabbing the demon-killing knife into his brain.
 * Edward Trenton - Throat slit by Dean with a silver-coated steel knife after being transformed into an unknown species of monster.
 * Unnamed Wendigo - A wendigo killed by Dean with a flare gun in a mine in Colorado.

Styne Family

 * Cyrus Frankenstein - Shot in the head by Dean in the Men of Letters bunker.
 * Eldon Frankenstein - Shot in the head in revenge for the murder of Charlie Bradbury.
 * Eli Frankenstein - Throat slashed by Dean with a bone saw.
 * Monroe Frankenstein - Neck snapped by Dean.
 * Roscoe Frankenstein - Stabbed in the spine with a knife by Dean in the Men of Letters bunker.
 * Styne Mansion Guards - One stabbed in the neck by Dean, another shot in the head, a third shot twice in the back at point-blank range.
 * Eldon's Henchman - Stabbed in the neck by Dean.
 * Jacob's Henchman - Unloaded a pistol clip into.
 * Styne Nurse - Injected in the neck by Dean with her own syringe.
 * Over a dozen unnamed family members - Brutally killed by Dean during the Styne Family Massacre.

British Men of Letters

 * Two members of Ketch's Assault Team - Shot by Dean during the Lockdown of the Men of Letters bunker.

Thules

 * Eckhart - Shot in the head with Sam and body later burned.
 * Gottfried - Shot in the head by Dean and his body later burned.
 * A Thule Hangar Guard - Neck snapped by Dean and body later burned.
 * Adolf Hitler - Shot in the head by Dean while possessing Commandant Nauhaus whose body was later burned.
 * Commandant Nauhaus - Shot in the head by Dean while possessed by Adolf Hitler and his body later burned.
 * One unnamed Thule - Shot in the head by Dean in Aaron Bass's rented house.
 * Wolfgang - Shot in the head by Dean and his body later burned.

Regular Humans

 * Girl in the walls' Brother - Shot three times by Dean in self-defense.
 * Pamela Clayton - Shot by Dean while infected with the Croatoan Virus.
 * Hansel - Stabbed in the chest with a butcher knife by Dean.
 * Jeffrey - Shot twice in the chest by Dean.
 * Randy, Salinger and Salinger's men - Slaughtered by Dean under the influence of the Mark of Cain.
 * Randa Moreno, Paul Hayes, Jimmy Tong and the five other people with Inyo's organs - Killed when Dean stabbed Randa in the heart.
 * Roger - Stabbed in the chest with his own knife by Dean.

Witches/Magic Practitioners

 * Katja - Incinerated in her own oven.
 * Howard - Dean used Howard's own ritual to summon the ghost of his brother who drowned Howard.
 * Leo - Mauled by a pack of dogs summoned by Dean.
 * Boyd Loughlin - Shot in the chest with a witch-killing bullet.
 * Catriona Loughlin - Shot in the head with a witch-killing bullet.
 * Gideon Loughlin - Shot in the abdomen with a witch-killing bullet, bled out.
 * Magnus - Decapitated with the First Blade.
 * Spencer Wallis - Killed alongside Sam with Bobby Singer's witch-killing spell.
 * Borrower Witch - Shot in the chest with a witch-killing bullet.

Other

 * Death - Impaled with his own scythe
 * Edward Carrigan - Stabbed in the heart with an evergreen stake.
 * Eve - Tricked into ingesting phoenix ash.
 * Zao Shen - Stabbed in the back with a stake.