[1] Denbow accepted a scholarship offer from Southern Methodist University (SMU) in December 2017, and enrolled in January 2018.

[1] In a COVID-19-shortened 2020 season, the senior Denbow started all 10 games and tallied 27 tackles, 7.0 TFLs and one sack, while also returning one interception for 11 yards.

[1] After being given an extra year of eligibility due to the pandemic, Denbow opted to return in 2021 for a super senior season.

[9] Denbow made his NFL debut in the Colts' week nine loss to the New England Patriots, appearing on 16 special teams snaps.

After the injury revealed damage to his ACL, MCL, and other components of his knee, Denbow was placed on injured reserve on October 28, 2024.