| “ | I knew you were a killer. | ” |
Beings killed by Mary Winchester.
Angels[]
Regular Angels[]
- One of Arthur and Charlie's Captors - Stabbed in the chest with an angel blade.
Demons[]
Regular Demons[]
- One of Kipling's Henchmen - Stabbed in the back with an angel blade.
Ghosts[]
Poltergeists[]
- Lawrence's Poltergeist - Cancelled out when Mary's spirit attacked it.
Monsters[]
- Countless unnamed monsters - Killed by Mary over the course of her hunting career.
Rugaru[]
- Two unnamed rugaru - Brains melted with the Rugaru Killing Gun.
- An unnamed rugaru - Brain melted with the Rugaru Killing Gun.
Vampires[]
- Vampire Nest Leader - Decapitated during the Raid on the British Men of Letters compound.
- Two unnamed vampires - Decapitated during the Raid on the British Men of Letters compound.
- Vampire nest in Lancaster, Missouri - All decapitated on a hunt.
- Dozens of unnamed vampires in America - Killed with Arthur Ketch during Project V.
Werewolves[]
- Asa's Attacker - Decapitated with a shotgun blast of silver buckshot in 1980.
- One of the Church Attackers - Decapitated with a machete after taking him to the ground with blows to the chest from a small axe.
- Unnamed pack of werewolves - Aided Max and Alicia Banes in killing on a hunt.
Wraith[]
- Several unnamed wraiths - Killed on a hunt with Bobby Singer.
Humans[]
Hunters[]
- Rick - Throat slit on the orders of the British Men of Letters while brainwashed.
- Lester - Ripped apart on the orders of the British Men of Letters while brainwashed.
- Multiple unnamed hunters - Killed on the orders of the British Men of Letters while brainwashed.
British Men of Letters[]
- Ms. Watt - Stabbed through the back with an angel blade to save her son.
- Arthur Ketch - Shot in the arm to stop him from killing Dean then executed with a shot to the head. Later resurrected by his Resurrection Seal.
Alternate reality[]
Monsters[]
Akrida[]
- The entire race - Died when Mary killed Joan Hopkins.
Golem[]
- Jack's Golem - Head and scroll burned in the Men of Letters Clubhouse incinerator.
Vampires[]
- Nikolas - Decapitated after he's weakened with dead man's blood by John.
- Seven unnamed members of Il Soarta - Decapitated during their attack on the Men of Letters Clubhouse.
Werewolves[]
Zombies[]
- Unnamed zombie - Knife thrown into its head.
Other[]
- La Tunda - Stabbed in the heart with a piece of her own leg.
Humans[]
Witches/Magic Practitioners[]
- Joan Hopkins - Hit with the Impala.
Regular Humans[]
- Dorothea Wilcox - Accidentally disconnected from life support after being thrown into her by Jack's Golem.
- Jack Wilcox - Crushed by his falling Golem after Mary killed it.
Anime Series[]
Ghosts[]
Poltergeists[]
- Unnamed Poltergeist - Cancelled out with her spiritual energy.
Non-Canon[]
Monsters[]
Vampires[]
- Several unnamed vampires - Killed on a hunt when she was 15.