THE OFFICIAL SITE OF
Castleberry High School Athletics

Sean Fontenot is the Head Girls Soccer coach and Assistant Defensive Line coach at Castleberry High School.

Coach Fontenot is an alumnus of Castleberry High School, class of 2010. He played offensive line during his playing years and helped take the Lions to their first playoff berth in 20 years his senior year. Coach Fontenot is also an Eagle Scout and an Alumni of the University of North Texas, class of 2020. His degree is in History with a minor in Anthropology. His first year of coaching was at his alma mater, Castleberry High School, in 2021. He was named the Head Girls Soccer Coach in July of 2025. During Coach Fontenot's time as an Assistant Boys Soccer coach at Castleberry, he was honored as a back-to-back recipient of the Region 1-4A Boys Soccer Assistant Coach of the Year. Coach Fontenot was also honored as the District 8-4A Boys Soccer Staff of the year in 2025.

Coach Fontenot is married to Marlene Tavera, also a Castleberry and University of North Texas Alumni.

Coach Fontenot’s philosophy is to attack life every day, on and off the field. He believes in exerting passion and effort daily to make the most of every opportunity. School and Sports go hand in hand, and he believes in achieving academic excellence by means of challenging students every day to make themselves better.