Fatou Dioup (; born 5 May 1994) is a Mauritanian footballer who plays as a midfielder for Moroccan Division 1 Féminine club Union Touarga and the Mauritania national team.
Dioup has played for Strasbourg Vauban, Saint-Denis and AUSF Assa-Zag in Morocco.
Dioup was capped for Mauritania at senior level during their first ever international match (friendly). She scored Mauritania's first-ever international goal.
Scores and results list Mauritania's goal tally first