• Madoff, Bernard
• Magnotta, Luka Rocco
• Malvo, Lee Boyd
• Manning, Bradley
• Manson, Charles
• Martin, Trayvon
• Mayes, Adam
• McKinney, Aaron
• Mehserle, Johannes
• Merah, Mohamed
• Mitchell, Brian David
• Mladic, Ratko
• Mohammed, Khalid Sheikh
• Musmacker, Robert