Marina Fioravanti (born 6 October 1993) is a Brazilian rugby union player.

[2] Fioravanti represented Brazil at the 2022 Rugby World Cup Sevens in Cape Town, they placed eleventh overall.

[3][citation needed] In July 2023, she was named in Brazil's fifteens team to play Colombia for a spot in the inaugural WXV competition.

[4][5] She started in the first of two games against Colombia, her side narrowly lost 23–24.

[6] She was named in the Brazilian women's sevens team that will compete at the 2024 Summer Olympics in Paris.