Colin Renner

Bio

Colin Renner is a dynamic and results-driven athletic administrator and coach with more than a decade of experience across high school, collegiate, and international athletics. Now in his sixth year at Trinity Collegiate School, Renner serves as Associate Athletic Director, Defensive Coordinator for the Varsity Football team, and Head Varsity Boys’ Lacrosse Coach.

Since joining Trinity in 2020, Renner has helped elevate the school’s athletic profile; contributing to an athletic department ranked fifth in South Carolina by USA Today for the 2024–2025 school year. During his tenure, Titan teams have captured 11 state championships and 6 runner-up finishes. He has also overseen the college recruiting process for the football program, which has seen Trinity football student-athletes garner offers from over 70 four-year schools duing his tenure.

On the field, Renner is a proven coach and strategist. As Defensive Coordinator, he has helped guide the football program to playoff appearances in each of his first five seasons, including a SCISA 3A/4A state finalist run in 2021. His defensive units have consistently held opponents below scoring averages, including a 2024 season that featured three shutouts and the program’s lowest points allowed per game since 2018. His special teams units have produced 18 blocked kicks and 11 touchdowns in five seasons, and in 2021 he helped oversee an offense ranked 17th nationally in rushing yards among more than 14,000 high schools.

In 2025, Renner took the reins as Head Varsity Boys’ Lacrosse Coach, stepping in during preseason to lead a second-year program. He quickly improved the team’s competitiveness and culture through focused player development and strategic planning. Previously, he also served as Head Varsity Boys’ and Girls’ Track & Field Coach, helping train multiple state champions, medalists, and record-setters.

Renner’s diverse career includes coaching and teaching positions with the professional Lazio Ducks American Football Team in Rome, Italy (2020, Offensive Coordinator), Lake Placid High School in Florida (2019, Offensive Coordinator), Franklin & Marshall College (2018-2019, Tight Ends & Wide Receivers), Southwest Florida Christian Academy (2017-2018, Running Backs), and his alma mater, McDaniel College (2015-2017, H-Backs). Renner has worked with championship programs, developed record-setting offenses and defenses, and recruited award-winning athletes at every level.

A graduate of the McDonogh School (MD) and McDaniel College, where he earned a B.A. in History, Renner is passionate about fostering student-athlete growth on and off the field. He is committed to building athletic programs that emphasize both competitive excellence and personal development.