2020 Donegal Senior Football Championship
The 2020 Donegal Senior Football Championship was the 98th official edition of Donegal GAA's premier Gaelic football tournament for senior graded clubs in County Donegal. 16 teams compete with the winner representing Donegal in the Ulster Senior Club Football Championship. Generally, the championship begins with four groups of four and continues with a knock-out format. However, this year, due to the COVID-19 pandemic, the format was changed. Naomh Conaill were the defending champions after they defeated Gaoth Dobhair by 0-8 to 0-7 after a second replay in the 2019 final. The  2020 competition progressed as far as the final but this match was twice postponed due to issues arising from the impact of the COVID-19 pandemic on Gaelic games. This was St Naul's return to the senior grade for the first time since 2012 after a seven-year exodus when claiming the 2019 I.F.C. title. The club defeated Cloughaneely by 1-10 to 0-10 in the final. Team changes. The following teams changed division since the 2019 championship season. To S.F.C.. Promoted from 2019 I.F.C. From S.F.C.. Relegated to 2020 I.F.C. Format alterations. Due to the COVID-19 pandemic, the  2020 County Championship took a different format to previous championships. All 16 teams compete in a league competition, playing four games each. A random draw determined which teams faced each other in each of the four rounds. No team could meet each other twice in the group stage. Each team played two home games and two away games in this league phase. The top eight teams went into a seeded draw for the Quarter-Finals (the top four had home advantage in the quarter-finals) while the bottom four teams entered a relegation playoff. Group stage. All 16 teams entered  the competition at this stage. The top two teams in each group advanced to the quarter-finals, while the bottom team of each group entered a relegation playoff. League stage. All 12 teams entered the competition at this stage. A random draw determined which teams faced each other in each of the four rounds. No team could meet each other twice in the group stage. The top eight teams went into a seeded draw for the quarter-finals, while the bottom three teams entered a relegation playoff. If teams were level on points and a place in the quarter-final  was at stake, a playoff would have been conducted to determine which team went through. Round 1: Round 2: Round 3: Round 4: Knock-out stage. Semi-finals. The semi-final draw was held on 6 September, producing the same pairings as this stage of the previous competition. Final. The final was originally scheduled for 19 September 2020. However, it emerged on 21 September that a Kilcar player had tested positive for the coronavirus; initially the game was announced to be proceeding as scheduled. A short while later though, the final was postponed until 7 October. However, the GAA suspended  all club fixtures with immediate effect on 5 October, citing "post-match celebrations and a lack of social distancing at certain events" elsewhere in the country (i.e. Cork, Meath) as "disappointing and problematic". Relegation play-offs. The four bottom-placed teams from the league phase entered the relegation play-Offs. The 13th and 14th placed teams had home advantage in the relegation semi-finals and played the 16th and 15th placed teams respectively. The two winners maintained their senior status for 2021. The two losers contested a relegation final to determine which team would be relegated to the 2021 I.F.C.  Television rights. The following matches were broadcast live on national television, unless otherwise indicated: The League Stage: Round 4 matches were all streamed live and free-to-air on Sunday 23 August.