Matricide

Matricide is the killing of one's own mother. There are possibly as many as forty cases of Matricide dating as far back as 284 BC.

On Criminal Minds
Matricidal killers featured on the show.
 * Season One
 * Pablo Vargas ("Machismo") - possibly
 * Mark Gregory ("Charm and Harm")
 * Season Two
 * Frank Breitkopf ("No Way Out" and "No Way Out II: The Evilution of Frank") - possibly
 * Season Four
 * George Foyet ("Omnivore", "To Hell and Back, Part 2", and "100") - Also appeared in Season Five.
 * Season Five
 * Billy Flynn ("Our Darkest Hour" and "The Longest Night") - Also appeared in Season Six.
 * Season Seven
 * George Kelling ("From Childhood's Hour")
 * Season Eight
 * John Myers ("The Silencer")
 * Sera Morrison ("All That Remains")
 * Season Twelve
 * Stuart Barker ("Taboo")
 * Ben Davis ("True North")
 * Season Thirteen
 * Kevon Winters ("Miasma")
 * Season Fourteen
 * Jacob Wallace ("Innocence")

Real-World
real-world matricidal killers.
 * Henry Lee Lucas
 * Edmund Kemper
 * Charlie Brandt
 * Adam Lanza

Further Readings

 * Wikipedia's article