The Luthor family is a wealthy family residing in National City, they are also former residents of Metropolis.
Known family members
- Lionel Luthor (Lillian's husband, Lex and Lena's father; deceased)
- Lillian Luthor (Lionel's wife, Lex's mother and Lena's adoptive mother)
- Lex Luthor (Lionel and Lillian's son, Lena's paternal half-brother; incarcerated)
- Lena Luthor (Lionel's daughter, Lillian's adoptive daughter and Lex's paternal half-sister)