|Real Name:||Duke Maximilian Joseph in Bavaria|
|Birth:||4 December 1808|
Princess Sissi (Daughter)
|First appearance:||Sissi Gets Her Way|
|Voiced by:||Daniel Beretta|
- Sisi was one of ten children of Ludovika and Max, however none of her siblings in the show matched her real siblings. Sisi was the fourth child and second daughter. She had five brothers and four sisters.