| Age | 85 |
| Birthday | 16 May, 1939 |
| Birthplace | Sassari, Sardinia, Italy |
| Eye Color | Brown - Dark |
| Hair Color | Brown - Dark |
| Zodiac Sign | Taurus |
| Nationality | Italian |
| Occupation | Politician |
Mariotto (Mario) Segni (born 16 May 1939) is an Italian politician and professor of civil law. He founded several parties, which focused on fighting for electoral reform through referendums. He is the son of the politician Antonio Segni, one time President of the Republic of Italy.
