Óscar Gil Regaño (born 26 April 1998) is a Spanish professional footballer who plays as a right-back for Belgian Pro League team OH Leuven.

[3] He made his senior debut with Elche's reserve team on 23 August 2015, starting in a 1–0 Tercera División away win against FC Jove Español San Vicente.

[6] Gil made his Segunda División debut on 24 August 2019, starting in a 2–1 away defeat of AD Alcorcón,[7] and subsequently became a regular starter under manager Pacheta.

[citation needed] On 7 September 2020, Gil agreed to a four-year contract with RCD Espanyol, recently relegated from the top tier, after the club activated his €500,000 buyout clause.

[10] Due to the isolation of some national team players following the positive COVID-19 test of Sergio Busquets, Spain's under-21 squad were called up for the international friendly against Lithuania on 8 June 2021.