Marie Dupouy (born 27 July 2002) is a French rugby union player.

Dupouy was called into France's squad as a replacement for their star scrum-half, Laure Sansus, who sustained a knee injury in their pool game against England at the delayed 2021 Rugby World Cup.

[1][2] However, after arriving in New Zealand she was placed in solitary confinement due to a positive COVID test.

[3][4] Dupouy was named in France's squad for the 2023 Women's Six Nations Championship.

[5][6]