Aodh Dervin

Longford Town Dervin made his debut in senior football for Longford Town on 12 March 2017, starting in a 1–0 loss to Firhouse Clover in the Leinster Senior Cup as a 17 year old. On 27 May 2017, he made his league debut for the club, replacing Kevin O'Connor from the bench in a 5–0 win at home to Wexford Youths. On 1 June 2018, Dervin scored the first senior goal of his career, opening the scoring in a 3–2 win over Galway United. On 15 November 2020, Dervin was part of the side that beat Shelbourne 1–0 at Richmond Park in the 2020 League of Ireland Promotion/Relegation Playoff to gain promotion to the Premier Division. He played in all but 1 of the club's 36 league games back in the top flight in 2021 as they were relegated back to the First Division by finishing bottom of the table.

Shelbourne On 26 December 2021, it was announced that Dervin would be joining newly promoted League of Ireland Premier Division club Shelbourne ahead of the 2022 season. On 28 October 2022, he scored his first goal for the club in a 6–0 win over Drogheda United at Tolka Park. On 13 November 2022, Dervin was part of the Shels starting XI in the 2022 FAI Cup final, as they were defeated by a record FAI Cup Final scoreline of 4–0 to Derry City at the Aviva Stadium.

Longford Town loan On 14 February 2023, Dervin returned to his hometown club Longford Town on loan until the summer. On 11 June 2023, his loan spell came to an end, having scored 1 goal in 17 appearances.

Galway United On 6 July 2023, Dervin signed for League of Ireland First Division club Galway United. On 22 September 2023, he was part of the team that secured promoted back to the Premier Division by winning the 2023 League of Ireland First Division title following a 4–0 win away to Kerry at Mounthawk Park. On 23 February 2024, he scored his first goal for the club in a 2–0 victory over Dundalk at Eamonn Deacy Park. Dervin started off 2024 in good form but his game time had to be managed due to a knee ligament issue.

Dundalk On 17 July 2024, he signed for relegation fighting League of Ireland Premier Division club Dundalk. He made 15 appearances in all competitions as the club were relegated to the League of Ireland First Division, but despite the relegation he signed a new contract with the club on 8 November 2024. On 17 January 2024, Dervin scored his first goal for the club, in a 4–0 win at home to Malahide United in the Leinster Senior Cup. On 3 March 2025, he scored his first league goal for the side, in a 2–2 draw with Treaty United at Oriel Park. On 28 August 2025, it was announced that he had signed a new contract with the club. He was made vice-captain of the club during the season, in the absence of Captain Daryl Horgan. On 10 October 2025, he was part of the side that defeated Finn Harps 3–0 to win the 2025 League of Ireland First Division title and promotion back to the Premier Division. At the end of the season he was voted Dundalk's Player of the Year for 2025.

Career statistics

Honours Galway United League of Ireland First Division: 2023

Dundalk League of Ireland First Division: 2025 Leinster Senior Cup: 2024–25