Primary

• Connie Springer Friend of Eren Yeager

Extended

• Eren Yeager Childhood friend of Armin Arlert
• Eren Yeager Adoptive brother of Mikasa Ackerman
• Eren Yeager son of Carla Yeager
• Eren Yeager Friend of Reiner Braun
• Eren Yeager Friend of Connie Springer
• Eren Yeager Trainer of Annie Leonhart
• Eren Yeager Half-brother of Zeke Yeager
• Eren Yeager son of Grisha Yeager
• Eren Yeager human form of Attack Titan
• Eren Yeager Former friend of Reiner Braun
• Eren Yeager Former teammate of Levi Ackerman