Rafael Pereira da Silva (born 9 July 1990), commonly known as Rafael or Rafael da Silva, is a Brazilian footballer who plays for Manchester United. He normally plays as a defender in a right back position, but can also play on the right side of midfield. He is the twin brother of Fábio, who also plays for Manchester United.

The twins decided to sign for Manchester United, and a deal was agreed between the two clubs in February 2007. The twins moved to Manchester in January 2008, but were unable to play in matches until they turned 18 in July 2008. Rafael made his first appearance for the club in a friendly match against Peterborough United on 4 August. He was then registered in the club's senior squad for the 2008–09 season and was assigned the number 21 shirt. He made his competitive debut on the opening day of the 2008–09 Premier League season.

Rafael made his first start for Manchester United on 23 September 2008, playing at right back against Middlesbrough in the Third Round of the League Cup. His first start in European competition was away to Aalborg BK in the UEFA Champions League on 30 September. Selected ahead of Gary Neville and Wes Brown, Rafael turned in an impressive performance, creating problems for the Danish side with his attacking play and two well hit shots before being substituted on 66 minutes due to injury.

He made his first Premier League start in Manchester United's 4–0 win at home to West Bromwich Albion on 18 October 2008.His first goal for Manchester United came in the 90th minute of his seventh game for the club, a 2–1 defeat to Arsenal at the Emirates Stadium on 8 November 2008, with a powerful volley from just inside the penalty area. On 19 April 2009, in the FA Cup semi-final against Everton, Rafael and his twin brother, Fábio, started a match together for Manchester United for the first time.