Jean Kirstein (ジャン・キルシュタイン Jan Kirushutain) is a graduate of the 104th Training Corps, among whom he ranked 6th best. Jean hails from Wall Rose's Trost District, and joined the military with hopes of obtaining a peaceful life as part of the Military Police Brigade, but would later find himself joining the Survey Corps. Currently, he serves as a commanding officer in the Survey Corps, leading a squad during the Raid on Liberio.