[2] He was top scorer with 1-12 when Moyne-Templetuohy beat Kilsheelan–Kilcash to win the Tipperary IHC title in 2021.
[3] As a student at Our Lady's Secondary School in Templemore, O'Connor won a Dr Harty Cup medal in 2017.
[4] He later played with the University of Limerick and was part of their back-to-back Fitzgibbon Cup-winning teams in 2022 and 2023.
[9] He later progressed to the under-20 team and won an All-Ireland U20HC medal in 2019 after beating Cork in the final.
[10] O'Connor was drafted onto the senior team for the 2022 season and made his first appearance after coming on as a substitute in a Munster SHC defeat by Clare.