Ryan Marlowe Fredericks (born 10 October 1992) is an English professional footballer who most recently played as a right-back for Premier League club AFC Bournemouth.

He has previously played for Tottenham Hotspur, Brentford, Millwall, Middlesbrough, Bristol City, Fulham and West Ham United.

[8] Fredericks first made Tottenham's first team squad as an unused substitute in February 2010, in an FA Cup fourth round replay win over Leeds United.

[19] He made his début the following day, a home match against Ipswich Town, where he scored the only goal of the game with a lob from the right back position.

[31] On 6 August 2015, Fredericks joined Bristol City on a permanent transfer, signing a three-year contract, and was given the number twelve shirt ahead of the new season.

[34] Fredericks made his Bristol City debut, in the opening game of the season, where he played as a right-midfield before switching to left-midfield, in a 2–0 loss away at Sheffield Wednesday.

[38] Fredericks made his Fulham debut, coming on as a substitute for Ben Pringle in the 62nd minute, in a 2–1 win against Blackburn Rovers on 13 September 2015.

[45] In a match against Wolverhampton Wanderers on 10 December 2016, Fredericks played a role for Fulham when he set up two goals, resulting a 4–4 draw.

[47] Three weeks later, on 8 January 2017, Fredericks played another important role against Cardiff City in the third round of the FA Cup when he set up the equaliser, in a 2–1 win; his performance earning him the Man of the Match award.

[58] His contributions led to Fulham reaching the play–offs and subsequently ended up gaining promotion to the Premier League after beating Aston Villa 1–0 in the final, where he started and played 83 minutes before being substituted.

[59] For his seasons performances, Fredericks was named in the EFL Championship team of the year in April 2018, along with teammate Ryan Sessegnon and Tom Cairney.

[62] Fredericks' free transfer to West Ham United was announced on 5 June 2018, joining on a four-year contract from Fulham.

[65] On 9 February 2021, in an FA Cup game against Manchester United, Fredericks became the first concussion substitute in English football when he replaced Issa Diop following a head injury.

[74] Upon joining Fulham, Fredericks revealed that he had been a district champion in the 100m and the triple jump and had been offered athletics scholarships as a youth.