|Born||September 30, 1948|
|Coaching career (HC unless noted)|
|1981–1983||Northeast Louisiana (assistant)|
|1984||Southern Miss (assistant)|
|Administrative career (AD unless noted)|
|Head coaching record|
Greco is an alumnus of Tulane University. He has also been an assistant at Northeast Louisiana University (assistant coach), University of Southern Mississippi (assistant coach) and Tulane University serving as running backs coach in 1985 and tackles/tight ends coach in 1986. Prior to his college career, he was both an assistant and head football coach at the former F. T. Nicholls High School in New Orleans, Louisiana, assistant coach at both De La Salle High School in New Orleans and Archbishop Shaw High School in Marrero, Louisiana and head football coach at East St. John High School in Reserve, Louisiana from 1978 to 1980. His 1980 team won the state championship with a 14–0 record.
Head coaching record
|Nicholls State Colonels (NCAA Division I-AA independent) (1987–1990)|
|Nicholls State Colonels (Southland Conference) (1991–1992)|
- The Sports Network. "The Sports Network - Football Championship Subdivision". sportsnetwork.com.
- "Nicholls State Colonels College Football Statistics & History - Totalfootballstats.com". totalfootballstats.com.