Yassin Fekir (born 5 May 1997) is a French professional footballer who plays for Spanish club CD Guijuelo in Segunda División B, on loan from Betis Deportivo Balompié.
On 4 July 2017, Fekir signed his first professional contract with Olympique Lyonnais. He made his professional debut in a 3–2 Coupe de la Ligue win over Amiens SC on 19 December 2018, coming on as an 86th-minute substitute for Bertrand Traoré. On 3 March 2019 he played his first Ligue 1 game, coming on for the last 11 minutes in place of Moussa Dembélé in a 5–1 win against Toulouse.
On 23 July 2019, Fekir signed for Spanish club Real Betis as part of the deal which also saw his brother Nabil Fekir move to Betis. Lyon will reserve 50% of any future sale of Yassin as well. He was initially assigned to the B-team in Tercera División, and on the last day of transfer window, he was loaned out for the season to CD Guijuelo of Segunda División B.