The Leinster Council is a provincial council of the Gaelic Athletic Association sports of hurling, Gaelic football, camogie, rounders and handball in the province of Leinster. The Leinster Council has been partnered with the European County Board to help develop Gaelic Games in Europe. Leinster Council's main contribution to this goal is the provision of referees.
The 2004 All-Ireland Senior Football Championship, known for sponsorship reasons as the 2004 Bank of Ireland All-Ireland Senior Football Championship was the premier Gaelic football competition in 2005. It consisted of 33 teams and began on Sunday 2 May 2004. The championship concluded on Sunday 26 September 2004, when Mayo were defeated by Kerry by 1–20 to 2–9.
The 2007 O'Byrne Cup was a Gaelic football competition played by the teams of Leinster GAA. The competition differs from the Leinster Senior Football Championship as it also features further education colleges.
The 2000 Bank of Ireland All-Ireland Senior Football Championship was the 114th edition of the GAA's premier Gaelic football competition. The championship began on 7 May 2000 and ended on 7 October 2000.
The 2010 O'Byrne Cup was a Gaelic football competition played by the teams of Leinster GAA. The competition differs from the Leinster Senior Football Championship as it also features further education colleges and the winning team does not progress to another tournament at All-Ireland level. Last year's winners of the O'Byrne Cup were Louth. The O'Byrne Cup was due to begin on 6 January 2010; however, due to Arctic conditions in the Leinster region of Ireland, the Leinster council decided to postpone all games until 16 January.
The 2011 All-Ireland Minor Football Championship was the premier "knockout" competition for under-18 competitors of the game of Gaelic football played in Ireland. The games were organised by the Gaelic Athletic Association. The 2011 series of games kicked off on the 13 April with the majority of the games played during the summer months. The All-Ireland Minor Football Final took place on the 18 September in Croke Park, Dublin, preceding the All-Ireland Senior Football Final. Tipperary won the competition for the second time and the first time since 1934 after a 3-9 to 1-14 win against Dublin.
The 2014 National Hurling League was the 83rd staging of the National Hurling League. The league began on 15 February. The divisional stage of the competition finished on 23 March.
The 1925–26 National Football League was the 1st staging of the National Football League, a Gaelic football tournament for the Gaelic Athletic Association county teams of Ireland.
The 2005 All-Ireland Minor Football Championship was the 74th staging of the All-Ireland Minor Football Championship, the Gaelic Athletic Association's premier inter-county Gaelic football tournament for boys under the age of 18.
The 2019 National Football League, known for sponsorship reasons as the Allianz National Football League, was the 88th staging of the National Football League (NFL), an annual Gaelic football tournament for Gaelic Athletic Association county teams. Thirty-one county teams from the island of Ireland, plus London, competed; Kilkenny do not participate.
The 2019 O'Byrne Cup was played by county teams of Leinster GAA in December 2018 and January 2019.
The 2020 National Football League, known for sponsorship reasons as the Allianz National Football League, is the 89th staging of the National Football League (NFL), an annual Gaelic football tournament for Gaelic Athletic Association county teams. Thirty-one county teams from the island of Ireland, plus London, compete. Kilkenny do not participate.
The 2020 O'Byrne Cup was a Gaelic football tournament played by county teams of Leinster GAA in December 2019 and January 2020.
The 2021 National Football League, known for sponsorship reasons as the Allianz National Football League, was the 90th staging of the National Football League (NFL), an annual Gaelic football tournament for Gaelic Athletic Association county teams. Thirty-one county teams from the island of Ireland compete; Kilkenny do not participate. London did not participate, due to restrictions around travel in place to deal with the COVID-19 pandemic.
The 2022 O'Byrne Cup was a Gaelic football tournament played by eleven county teams of Leinster GAA in January 2022; Kilkenny did not take part. Longford were the holders.
The 2023 National Football League, known for sponsorship reasons as the Allianz National Football League, was the 92nd staging of the National Football League (NFL), an annual Gaelic football tournament for county teams. Thirty-one county teams from the island of Ireland, plus London, competed; Kilkenny do not participate.
The 2023 O'Byrne Cup was a Gaelic football tournament played by eleven county teams of Leinster GAA in January 2023; Kilkenny did not take part. Dublin were the holders.
The 1980 O'Byrne Cup was a Gaelic football competition contested by the county teams of Leinster GAA. It was the 22nd staging of the competition that was first held in 1954, with the aim of starting a fund for injured footballers. It was reintroduced to the GAA calendar in 1980 after not being held since 1978.
The 2024 All-Ireland Minor Football Championship was the 93rd staging of the All-Ireland Minor Football Championship since its establishment by the Gaelic Athletic Association in 1929. The championship is ran from 27 March to 7 July 2024.
The 1963 O'Byrne Cup was a Gaelic football tournament contested by the county teams of Leinster GAA. It was the 10th staging of the competition that was first held in 1954, with the aim of starting a fund for injured footballers.
Kildare
Dublin 
Longford