Nothing is known about Katherine's life prior to or as the outbreak began.
At some point early on during the onset of the apocalypse, Katherine had died and reanimated into a walker. At some point Eastman came across her and put her down. He then buried her in his makeshift graveyard.
- Killed By
- Unknown Causes (Alive)
At some point during the apocalypse, she died due to unknown causes.
- Eastman (Zombified)
Eastman found her and put her down. He then buried her in his graveyard.
- "Here's Not Here" (Mentioned)