Luca Ralph Khatchadorian is Rafe, Leo, and Georgia Khatchadorian’s father. He is also the ex-husband of Jules Khatchadorian. He left his family after the death of Leo. Luca was a military soldier and died while serving as a hero for his country.
- When Rafe was a kid, Luca went to the army and died for his country. Jules later shows Rafe a picture of Luca in his military uniform and a medal he received while overseas.
- Jules and Luca might have dated in high school because Grandma Dotty shows a picture of Jules and Luca outside Hairy's Place in Middle School: Get Me Out Of Here!
- Luca has a brother: Hairy Khatchadorian
- Rafe is interested in learning about Luca after finding a photo of him and Jules outside of Hairy's Place.
- In “Middle School: The Worst Years of My Life” movie, Jules tells Rafe that Luca obviously couldn’t handle the death of Leo Khatchadorian. Luca may have possibly taken his own life after the death of Leo.
- He was so sad
- he went away then died
- he committed suicide very sadly
- leo died of cancer or we'll say mentergiris! when he was 3
- rafe was three years old and he had authority.