Oisín O'Reilly (born 27 November 2000) is an Irish footballer who plays as a centre-back for FAI National League club Mayo FC.
O'Reilly played youth football with Athlone Town and Sligo Rovers before starting his professional career with Athlone Town. He would go on to play for Ballinahown, Galway United and Treaty United.
Youth career O'Reilly played youth football for Athlone Town and Sligo Rovers.
Club career Athlone Town In 2020, O'Reilly rejoined League of Ireland First Division side Athlone Town this time as a senior player. After playing in the first two games of the season, the season was suspended due to the COVID-19 pandemic, O'Reilly did not return to the club after the season resumed.
Galway United On 6 February 2022, O'Reilly signed for First Division club Galway United for their 2022 season. That season the club finished third before losing to Waterford in the play-offs.
In his second season with the club, O'Reilly played an important role as Galway United won the First Division by 25 points and were promoted back to the Premier Division for the first time in 6 years.
Treaty United On 29 December 2023, O'Reilly signed for First Division club Treaty United. On 19 July 2024, O'Reilly scored the winning penalty in a penalty shoot-out against Kilbarrack United in the second round of the FAI Cup. On 20 September 2024, O'Reilly scored his first goal for the club in a 1–2 defeat to his former club Athlone Town at Markets Field.
Mayo FC On 1 August 2026, O'Reilly signed for FAI National League club Mayo FC ahead of both the inaugural season of the league and the club's inaugural season as a senior team.
Personal life O'Reilly attended ATU Sligo where he played for the college's football team.
His sister, Caoimhe O'Reilly played as a goalkeeper in the League of Ireland Women's Premier Division for Sligo Rovers.
Career statistics Club
+ Appearances and goals by club, season and competitionClubSeasonLeagueNational cupOtherTotalDivisionAppsGoalsAppsGoalsAppsGoalsAppsGoalsAthlone Town2020LOI First Division20000020Galway United20227010008020231603000190Total2304000270Treaty United2024LOI First Division2212020261Mayo FC2026FAI National League30——30Career total5016020581
Honours Galway United League of Ireland First Division: 2023
References