Mario Siciliano
- AKA: Lee Castle
- Birthday: 1925
- Astrology: n/a
- Birthplace: Rome, Italy
- Years Active: 1977
- Ethnicity: n/a
- Nationality/Heritage: Italian
- Hair Color: n/a
- Measurements: n/a
- Height: n/a
- Weight: n/a
- Tattoo: n/a
- Piercing: n/a
- Frequent partners: Giuseppe Curia, Guia Lauri Filzi, Marina Hedman, Sabrina Mastrolorenzi, Sandy Samuel
- Website: n/a