The following is a summary of Dublin county football team's 2020 season.
It was a first season in charge for newly appointed Dublin manager Dessie Farrell.
The draw for the preliminary rounds and quarter-finals was released by Leinster GAA on 7 October 2019.
In a change to previous years' championships, a separate draw for the semi-finals was due to take place once the quarter-final ties had been played.
[4] However, due to the impact of the COVID-19 pandemic on Gaelic games and the resultant rescheduling of the 2020 All-Ireland Senior Football Championship, the draw for the semi-finals was made on 26 June 2020.