Killed by Princes of Hell

Beings killed by the Princes of Hell.

Regular Angels

 * Hozai - Exploded at the molecular level by Dagon.
 * Kelvin - Exploded at the molecular level by Dagon.
 * Two unnamed angels - Exploded at the molecular level by Dagon.

Regular Humans

 * A group of nuns at St. Mary's Convent - Brutally slaughtered.
 * Andrew Gallagher's adopted mother - Killed by Azazel likely for interfering with his blood ritual with Andrew.
 * Deanna Campbell - Neck Telekinetically snapped by Azazel.
 * Dr. Turner - Murdered by Dermott Culp on Dagon's orders.
 * Jessica Moore - Murdered by Brady on Azazel's orders.
 * John Winchester - Killed in 1973 by Azazel; resurrected shortly after as part of a deal with Mary; killed again in 2007 by Azazel in exchange for Dean's life.
 * Mary Winchester - Killed by Azazel for interfering with his blood ritual with Sam; resurrected in 2016 by The Darkness.
 * Max Miller's mother - Killed by Azazel likely for interfering with his blood ritual with Max.
 * Samuel Campbell - Killed in 1973 by Azazel; resurrected by Crowley in 2010; killed again by Sam Winchester.