Nuno Alexandre Tavares Mendes (Portuguese pronunciation: [ˈnunu ˈmẽdɨʃ]; born 19 June 2002) is a Portuguese professional footballer who plays as a left-back for Ligue 1 club Paris Saint-Germain and the Portugal national team. He is widely regarded as one of the best left-backs in the world. He came through Sporting CP's youth academy, making his first-team debut in 2020 and winning a double of Primeira Liga and Taça da Liga the following season while being named in the Primeira Liga Team of the Year. In August 2021, he moved to Paris Saint-Germain on loan, joining the club permanently for €38 million in June 2022. In 2024–25, he was a prominent player as they attained a continental treble, including their first-ever UEFA Champions League title. Mendes represented Portugal at various youth levels. He made his full debut in 2021, and was chosen in the squads for the 2022 World Cup and two European Championships (2020 and 2024). He won the UEFA Nations League in 2025, being named the best player of the finals.