Primary

• Sebastian Michaelis Servant of Ciel Phantomhive

Extended

• Ciel Phantomhive Nephew of Angelina Durless
• Ciel Phantomhive Son of Rachel Phantomhive
• Ciel Phantomhive Son of Vincent Phantomhive
• Ciel Phantomhive Engaged to Elizabeth Midford
• Ciel Phantomhive Master of Sebastian Michaelis