Álvaro Mantilla Pérez (born 9 May 2000) is a Spanish footballer who plays for Racing de Santander.
Born in Maliaño, Camargo, Cantabria, Mantilla joined Racing de Santander's youth setup in 2015, from Club Bansander.
He scored his first goal as a senior the following 18 July, netting the opener in a 3–1 home success over CD Tropezón which helped his side to reach the finals of the play-offs; the club ultimately achieved promotion to Segunda División B after 30 years.
On 20 March 2022, he renewed his contract until 2024,[3] and was mainly a backup to Pol Moreno and Pablo Bobadilla as his side achieved promotion to Segunda División.
Mantilla made his professional debut on 11 September 2022, starting in a 2–0 away win over Sporting de Gijón.