Mikel Villanueva Álvarez (born 14 April 1993) is a Venezuelan professional footballer who plays as a centre-back for Primeira Liga club Vitória Guimarães and the Venezuela national team.

[8] Back at his parent club, he scored his only goal in Spanish football on 20 October to open a 2–0 win at Deportivo de La Coruña.

[11] On 27 June 2022, at the end of his Santa Clara contract, Villanueva moved to Vitória de Guimarães in the same league on a three-year deal.

[citation needed] Villanueva scored his first international goal on 24 March 2016 in 2018 FIFA World Cup qualification, netting the second in a 2–2 away draw against Peru following an assist from Málaga teammate Juanpi.

[16] He played the first two group games as the team reached the quarter-finals, goalless draws against Peru and the hosts, but was then ruled out with fever.

[17] At the 2021 Copa América, in the same country as before, Venezuela were the one team eliminated from five in Group B. Villanueva played only in the last game, a 1–0 loss to Peru at the Estádio Nacional Mané Garrincha.