|This article is about the Novel Series character. You may be looking for the TV Series character.|
- "Don't push Robbie."
- —Barbara to Robbie.[src]
Nothing is known about Robbie's life, except for the fact that he is under 10 years-old.
As the herd heads for Woodbury, Barbara Stern babysits all the children in one office, and Robbie is described as being one of the younger ones. As they are walking towards the office, Barbara tells Robbie to stop pushing.