|Season(s)||1, 3, 4|
|Occupation||High School Student (Pre-Apocalypse)|
|Family||Vince Jameson - Brother (Deceased)|
|Cause of Death||Devoured by walkers.|
|Series lifespan||"Pilot" to "Trigger"|
- "Sir, are you alright?"
- —MacKenzie to an unnamed man.
MacKenzie Jameson is a main character and a survivor of the outbreak in Infections. She is the younger sister of Vince Jameson. Her kind and helpful behavior is what may endanger her well being in the future.
South Point, Florida
Little is known about Monica's life prior to or as the outbreak began, aside from that she lived with her brother in Moyer Hotel.
She is first shown talking to her brother about the disease before he leaves. She then calls Maggie and they hang out. Maggie leaves after a while and while she is waving goodbye, MacKenzie is approached by a stumbling man.
The man is at the door and she opens it. He enters, scaring her until she falls. He stumbles to her as she screams.
Vince and the others get to the house to find it destroyed but the man is also dead. Monica suggests she could be alive but Vince doubts it.
Her first appearance since season 1 is her stalking the group.
This list shows the victims MacKenzie has killed:
- Numerous counts of walkers and unnamed people.
- She is the first character to have received an unknown status in the series.