Alejandro "Álex" Suárez Cardero (born 25 August 2003) is a Spanish footballer who plays as a central midfielder for CD Mirandés, on loan from Real Oviedo. Born in Oviedo, Asturias, Cardero joined Real Oviedo's youth setup from Juventud Estadio CF. He made his senior debut with the reserves on 18 October 2020, starting in a 0–1 Segunda División B home loss against UP Langreo. Cardero made his first-team debut on 29 May 2021, coming on as a late substitute for Alejandro Arribas in a 2–2 home draw against CD Tenerife in the Segunda División. On 21 March 2023, Cardero renewed his contract with Oviedo until 2026. He scored his first professional goal on 21 December, netting the equalizer in a 1–1 away draw against Villarreal CF B. On 3 January 2024, Cardero was loaned to Primera Federación side CD Arenteiro for the remainder of the season.