Fábio Daniel Ferreira Vieira is a professional footballer who plays as an attacking midfielder for Premier League club Arsenal. Also, he has played for the Portugal youth national team.

He was born in Santa Maria da Feira, Aveiro District, Portugal.

Vieira began his professional career with Porto, where he made 76 competitive appearances and scored ten goals, winning two Primeira Liga and the 2021–22 Taça de Portugal. He officially joined Arsenal in the summer of 2022.