Darren Duke

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Darren Duke

Athletic Director / Head Coach

Coach Duke has coached in Greenville for 15 years. His previous head coaching experience at Conrad resulted in three straight playoff trips. He has also coached at Corsicana, Bryan and Dallas Carter. Duke attended Texas State University on an academic scholarship where he was named Scholar-Athlete in 1989 and 1990. He hopes to instill the same pride in academic achievement in his players. Coach Duke’s wife, Emily, is the Destination Imagination Director at GISD and they have three children, Stella 14, Sawyer 13 and Scarlett 11.

 Bret Alexander

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Bret Alexander

Assistant Athletic Director / Offensive Coordinator

Coach Alexander graduated from Lawton Eisenhower High School in Lawton, Oklahoma and received his Bachelor’s Degree from the University of Central Oklahoma. This will be his third year at Greenville ISD and his 25th year in education.  His most recent stops were with Dallas and Garland ISD. Coach Alexander also serves as the Assistant Athletic Director at Greenville ISD. He has two children, Ashlyn 24, who is a Transportation Engineer in California and Jalen who is a sophomore at Texas A&M University - Commerce where he works as a Student Assistant with the football team.

 Danny Cobbin

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Danny Cobbin

Defensive Coordinator / Safeties

Danny graduated from Carter High School and received his degree from Texas A&M University – Commerce in 2006. He previously coached at Commerce Middle School, Carter High School, Lincoln High School and North Mesquite High School. He is currently serving as the defensive coordinator for the HS and the athletic alignment coordinator for the MS. He has two daughters Sanaii - 9 and Nahla – 7

 Mark Lawton

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Mark Lawton

Assistant Coach

Mark is a 1994 graduate of Greenville High School. Coach Mark started his coaching career as a junior in 1993 under Coach Marvin Sedberry. He is also a member and The Choir Director at Bethlehem Baptist Church.

 Alex Contreras

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Alex Contreras

Linebackers

Coach Contreras is entering his 9th year of coaching at Greenville High School. Coach Contreras graduated from Lockhart High School, then went on to attend Texas A&M University - Commerce where he played college football. He teaches Business Information Management (BIM) at Greenville High School. He and his wife, Erica, have three sons: Christian 9, Elijah 7, and Kingston 3. 

 George Sellers

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George Sellers

Defensive Ends

Coach Sellers attended college at Southern Nazarene University and Texas A&M University - Commerce. George has 21 years of coaching experience and teaches U.S. History. Coach Sellers has two children Shay 24, a Greenville High School Graduate, and Amy 23.

 Travis Smith

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Travis Smith

Offensive Line

Coach Smith graduated from McKinney High in '85 and received his Bachelor of Science at East Texas State University in '91. This is his second year coaching the Varsity Offensive line at Greenville High with pervious stops at Allen HS, McKinney HS, Paris HS (Head Football/Athletic Director), Wolfe City (Head Football/Athletic Director) and Commerce HS. Travis is married to Renea and has four children, Allie 23, Jackson 19, Kaleb 18, and Abby 14. 

 Kyle Crumpton

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Kyle Crumpton

Offensive Line

Coach Crumpton is a proud graduate of Greenville High School and Texas A&M University - Commerce.  He is entering his first season with the Greenville Lions after a previous stop at Caddo Mills High School. Coach Crumpton is married to Courtney who serves as the secretary to the athletic director in Greenville ISD. 

 Blaine Roman

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Blaine Roman

Running Backs

Roman attended Forsan High School and graduated from The University of Texas at Permian Basin. He previously coached at Rosebud-Lott, Big Spring and Honey Grove. This will be his third year at Greenville High School teaching government and coaching football and baseball. 

 Paul Lamb

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Paul Lamb

OL / DT

Coach Lamb finished high school at Galveston Ball in 1994, where he lettered in Football and Basketball.  Coach Lamb is a two-year football letterman at Texas A&M-Commerce, He Graduated from Commerce in 2000. Started Coaching at Greenville Middle School for eight years. This is his fourth year at Greenville High School. Coach Lamb is also a member of Church of Christ.

 Kaelon Harris

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Kaelon Harris

WR/DB

Kaelon graduated from Commerce High School and attended The University of North Texas and graduated from Texas A&M University-Commerce. He coached at Commerce High School for one year and this will be his 6th year coaching at Greenville. He teaches World History. Kaelon's wife is Lauren and he has a 2-year-old son, Kash.