|This article is about Carl's teacher. You may be looking for the baby with the same name, either in the comic or the TV series.|
|Occupation||Elementary School Teacher|
|First Appearance||"When the Dead Come Knocking" (Mentioned)|
|Last Appearance||"When the Dead Come Knocking" (Mentioned)|
Nothing is known about her life prior to the outbreak other than that she was Carl's 3rd Grade teacher. She must have made a great impression on Carl, due to him naming his younger sister after her. Her fate is unknown.
Judith was mentioned once in the TV Show by Carl to his father, Rick. As Rick was preparing to depart the prison, Carl wondered about what to name his younger sister. Rick inferred that Carl could decide the name. After thinking awhile, Carl brought up Judith Mueller, suggesting naming the baby after her. Rick believed that Judith would be a great name, and agreed.
- "When the Dead Come Knocking" (Mentioned)
- She is the one of the few characters to have someone named after her.