Before Holy Cross:
- Three-year varsity letterwinner in cross country and track and field at Xavier under Patrick Dormer.
- Captain during senior season for cross country.
- Earned team’s sophomore class MVP and junior class most improved honors.
- Owns personal best of 16:23 in three-mile.
- Team placed fourth at CHSAA Championships and won NYCHSAA title in 2018.
- Team won indoor NYCHSAA and CHSAA championships in 2018.
- Indoor personal bests include 54.1 in 400m, 1:29 in 600m, 2:04 in 800m and 4:39 in 1600m.
- Won Jim Scott Leadership Award in 2019 during outdoor track season.
- Team earned outdoor NYCHSAA title in 2018.
- Outdoor personal bests include 54.3 in 400m, 2:06 in 800m and 4:43 in 1600m.
- Named to school’s academic honor roll four times.
- Co-President of Spectrum at Xavier and member of Xavier Review.
- Son of Tim and Rita O’Brien.
- Has one sister (Stella).
- Plans to major in English at Holy Cross, looking to pursue a career in journalism.