The 2024–25 Coupe de France preliminary rounds, Brittany was the qualifying competition to decide which teams from the leagues of the Brittany region of France took part in the main competition from the seventh round.
A total of fifteen teams qualified from the Brittany preliminary rounds.
In 2023–24, Dinan Léhon FC, progressed furthest in the main competition, reaching the round of 64, before losing to Ligue 1 side Stade de Reims.
Draws and fixtures On 25 June 2024, the league announced that 672 teams from the region had entered the competition. The draw for the first round, with 246 ties, was published on 16 August 2024. The 194 ties of the second round were published on 29 August 2024. The third round draw, which saw the teams from Régional 1 and Championnat National 3 enter the competition, was published on 12 September 2024, with 114 ties drawn. The fourth round draw, featuring the clubs from Championnat National 2, consisted of 59 ties and was published on 18 September 2024. The fifth round draw, featuring the single team in the region from Championnat National, was published on 2 October 2024, with 30 ties drawn. The fifteen ties of the sixth round were published on 16 October 2024.
First round These matches were played on 24 and 25 August 2024.