The first Donegal County Board was formed in 1905 and Dr Maguire - the Club County Championship is named in his honour – was the first chairperson.  The county has 40 clubs fielding teams competing at various grades in 2023, Donegal won their first Ulster Hurling championship in 1906 but had to wait until 1972 to win their first Ulster Senior football title.  Since 1972, Donegal have amassed ten Ulster football titles, including five in the last ten years and two Senior and two u-21 All-Ireland titles.  Donegal's Senior hurlers have had All-Ireland success wining three Nickey Rackard Championships in the last decade and the Lory Meagher Cup in 2011.

The first Donegal County Board was formed in 1905 and Dr Maguire - the Club County Championship is named in his honour – was the first chairperson.  The county has 40 clubs fielding teams competing at various grades in 2023, Donegal won their first Ulster Hurling championship in 1906 but had to wait until 1972 to win their first Ulster Senior football title.  Since 1972, Donegal have amassed ten Ulster football titles, including five in the last ten years and two Senior and two u-21 All-Ireland titles.  Donegal's Senior hurlers have had All-Ireland success wining three Nickey Rackard Championships in the last decade and the Lory Meagher Cup in 2011.

The county's premier club competition is the Senior Football Championship and St Eunan’s and Gaoth Dobhair share the honour of 15 titles each.  Seventeen different clubs have won the Senior championship since its inauguration in 1920. 

The first senior hurling championship was in 1906, won by Burt. 

Ladies football and Camogie have their own separate administrative structures and have been going from strength to strength.  All bodies are working towards an integration within the future.