Cruising the usual suspect 3D model websites I found this collection of modern day survivors and fell in love.
Cheech and Chong
You don't just 3D print Chuck, he prints you!
Tallahassee (Woody Harrelson)
If you are fighting zombies then having this cowboy fighting beside you is definitely going to increase your chances of survival.
The Lord Humungous
One of my favourite fictional bad guys from my favourite post apocalyptic property.