- Source of Wealth: Sports – Football (NFL)
- Age: 34
- Birth Place: Richlands, North Carolina, United States
- Height: 6′ 6″ (1.98 m)
- Weight: 288 lb (131 kg)
- Marital Status: Single
- Full Name: Mario Jerrel Williams
- Nationality: American
- Date of Birth: January 31, 1985
- Ethnicity: African American
- Occupation: Retired Professional Football Player
- Education: North Carolina State University
Way back in college, Mario Williams played football for the North Carolina State University. He debuted in the 2006 NFL when he was drafted by the Houston Texas. When his contract with the Houston Texas ended in 2011, he became a free agent. In March 2012, he signed a 6-year $100 million contract with the Buffalo Bills. It was considered as the most lucrative contract in the history of NFL.