Michonne

"Ah ah ah, don't you think I'm letting you leave with that giganto knife on your back."

~Anna Marie Blake to Michonne, on leaving Anna and Phillip Blake's apartment after sneaking in. (Chapter 4: Hiding Behind a Big Stack of Hop Lantas)

Michonne us a mysterious character, showing up with Andrea, causing trouble, and slight discomfort to people. Nothing is known about her family and if she was married or had kids.