| The subject of this article has no official name.|
It is a fan-given name as substitute for lack thereof, and should not be considered as part of the Attack on Titan universe.
Ms. Kirstein is the mother of Jean Kirstein.
Ms. Kirstein is a stout, middle-aged woman. She has shoulder length brown hair that she keeps in a tight ponytail in the back. As an average citizen of Trost, she usually wears a simple dress covered by a red apron.
The night before the Survey Corps prepares to retake Wall Maria, Eren Yeager mocks Jean at dinner by calling him "Jeanie," which was the nickname that Ms. Kirstein used when she visited him during training. He also reminds Jean that he should be nicer to his mom.
- Although she is mentioned in Chapter 72, the character never makes an appearance in the manga. Her design comes from the fake preview for Volume 7.