Patricio Nehuén Pérez (born 24 June 2000) is an Argentine professional footballer who plays as a centre-back. Pérez joined Argentinos Juniors' system in 2007. He made his debut in a Copa Argentina tie with Independiente de Chivilcoy on 9 May 2018. In July, Pérez was signed by La Liga's Atlético Madrid and was immediately loaned back to Argentinos Juniors. On 10 July 2019, Pérez joined newly promoted Primeira Liga side Famalicão on a season-long loan. He returned to his parent club ahead of the 2020–21 season, subsequently going unused on the bench for all three of Atlético's opening La Liga fixtures. On 5 October 2020, Pérez was loaned to fellow La Liga side Granada.