Anssumane "Ansu" Fati Vieira (born 31 October 2002) is a professional footballer who plays as a left winger or forward for Ligue 1 club Monaco. Born in Guinea-Bissau, he played for the Spain national team.
Fati joined Barcelona's La Masia at the age of ten and rose rapidly through the ranks, becoming one of the club's youngest-ever debutants and goalscorers in 2019. After an early breakthrough at senior level, his progress was disrupted by a series of injuries. He later had loan spells at Premier League club Brighton & Hove Albion and Ligue 1 side Monaco, he later made his move permanent in 2026. He also represented Spain at international level, and won the UEFA Nations League with the side in 2023.
Fati was born on 31 October 2002 in Bissau, Guinea-Bissau. He moved to Seville with his family at the age of five, when his older brother Braima signed for Sevilla. His other brother, Miguel Fati, is also a footballer, as is his older cousin, Ença Fati. Fati is an ethnic Manjak.
After representing local side Herrera and the youth teams of Sevilla, he joined Barcelona's La Masia in 2012, aged ten, a year after his brother had made the same move.
On 24 July 2019, Fati signed his first professional contract with Barcelona, agreeing to a deal until 2022. On 25 August, before even appearing with the reserves, Fati made his first team and La Liga debut. He came on as a late-game substitute for goalscorer Carles Pérez in a 5–2 home win over Real Betis. Aged 16 years and 298 days, he became the second-youngest player to debut for the club, only 18 days older than Vicenç Martínez in 1941.
On 31 August 2019, he scored his first professional goal in a 2–2 away draw between Barcelona and Osasuna at the age of 16 years and 304 days, becoming the Barcelona senior team's youngest goalscorer ever and the third-youngest scorer in the history of La Liga.
On 14 September 2019, in his first career start, Fati became the youngest player in the history of La Liga to score and assist in the same match, at the age of 16 years and 318 days. Fati scored a goal in the second minute which was assisted by Frenkie de Jong, and later assisted de Jong's goal in the seventh minute of an eventual 5–2 home win against Valencia.
On 17 September, Fati made his Champions League debut in a 0–0 away draw against Borussia Dortmund, becoming the youngest player to feature for Barcelona in the competition at the age of 16 years and 321 days, breaking the previous record held by Bojan Krkić (17 years and 22 days); he also became the third-youngest player ever to appear in the competition. On 10 December, Fati became the youngest goalscorer in UEFA Champions League history at the age of 17 years and 40 days when he scored the game winner in Barcelona's 2–1 victory over Inter Milan at the San Siro.
On 2 February 2020, Fati became the youngest player to score a brace in La Liga, scoring both goals in Barcelona's 2–1 win over Levante. On 5 July, Barcelona defeated Villarreal away from home and he scored the fourth goal in the 4–1 win. His goal was the 9,000th in Barça's history. On 9 July 2020, Fati was sent off after fouling Fernando Calero in the derby match against Espanyol. Fati had only entered the match five minutes earlier as a second-half substitute for Nélson Semedo.
On 23 September 2020, Fati was officially promoted to the first team. Four days later, in Barcelona's first match of the 2020–21 La Liga season and the first under new head coach, Ronald Koeman, Fati scored a brace and forced a penalty in a 4–0 win over Villarreal. He scored again in the following match, a 3–0 away win over Celta Vigo on 1 October. His performances led to him being named as the La Liga Player of the Month for September 2020. On 20 October, he scored a goal in a 5–1 win over Ferencváros in the Champions League, to become the first player to score more than one goal in the competition before turning 18.
On 24 October, Fati scored a goal in a 1–3 defeat against Real Madrid, to become the second youngest scorer in El Clásico, at 17 years and 359 days, behind Alfonso Navarro, who scored at 17 years and 356 days on 30 March 1947. On 7 November, Fati suffered a knee injury against Real Betis and was subbed off at half-time; tests later confirmed that he tore the meniscus in his left knee. Two days later he underwent surgery and the club announced that he would be out for approximately four months. Unfortunately, he was out for nine months, ahead of the 2021–22 La Liga season.
Ahead of the 2021–22 season, Barcelona announced Fati would inherit the number 10 shirt from Lionel Messi. On 5 August 2021, he returned to training on the pitch at the Ciutat Esportiva after nine months out of action. On 26 September, he made his first appearance after 323 days of absence in a 3–0 home victory against Levante. He came on as a substitute, playing for ten minutes and scoring within minutes after coming on.
On 20 January 2022, Fati suffered a hamstring injury in a 3–2 defeat to Athletic Bilbao in the Copa del Rey. On 1 May, he returned after a three-month injury absence to play in a 2–1 win against Mallorca.
Loan to Brighton & Hove Albion
On 1 September 2023, Fati joined Premier League club Brighton & Hove Albion on a season-long loan deal without an option to buy. He made his Albion debut on 16 September, coming on as a 64th-minute substitute in the 3–1 away win over Manchester United at Old Trafford. He scored his first goal for Brighton on 30 September against Aston Villa in a 1–6 loss at Villa Park. On 26 October, Fati helped Brighton secure their first-ever win in European competition after he scored the second in a 2–0 victory against Ajax in a group stage match, which is his first career goal in the Europa League.
Following his return to Barcelona in the 2024–25 season, Fati experienced limited playing time under coach Hansi Flick who openly stated that the player needed to undertake "tough work" to regain his place in the team.
On 1 July 2025, Fati was loaned to Ligue 1 side Monaco until the end of the season with an option to buy. He made his debut for the club in a UEFA Champions League match against Club Brugge, scoring Monaco's only goal in a 4–1 defeat to the Belgian side.
On 30 June 2026, Monaco activated their purchase option for Fati, with him signing a four-year deal.