2025 He helped Senegal to another second-place finish at the 2025 Africa Cup of Nations.

2021 He helped his nation win the 2021 Africa Cup of Nations, while also being named the tournament's best goalkeeper, keeping a clean sheet in the final.

2021 He was also awarded both the UEFA Goalkeeper of the Year and The Best FIFA Goalkeeper of 2021, becoming the first African goalkeeper in football's history to win both awards.

2020 In 2020, Mendy signed for Premier League club Chelsea for a reported fee of £22 million.

2019 However, he subsequently switched allegiance to Senegal, where he became the first-choice goalkeeper for the 2019 Africa Cup of Nations, helping Senegal to a runners-up finish.