Primary

• Kuchel Ackerman Mother of Levi Ackerman
• Kuchel Ackerman Younger Sister of Kenny Ackerman

Extended

• Levi Ackerman squad leader of Eren Yeager
• Levi Ackerman squad leader of Petra Ral
• Levi Ackerman Cousin of Mikasa Ackerman
• Levi Ackerman Subordinate of Erwin Smith
• Levi Ackerman Nephew of Kenny Ackerman
• Levi Ackerman Son of Kuchel Ackerman
• Kenny Ackerman Uncle of Levi Ackerman
• Kenny Ackerman Older Brother of Kuchel Ackerman
• Kenny Ackerman Uncle of Mikasa Ackerman