Alejandro "Álex" Blanco Sánchez (born 16 December 1998) is a Spanish professional footballer who plays as a winger for Slovenian club Olimpija Ljubljana.

Born in Benidorm, Alicante, Valencian Community, Blanco joined FC Barcelona's youth setup in 2014, from Valencia CF.

[2] Blanco made his senior debut with the reserves on 16 September 2017, coming on as a second-half substitute in a 3–2 Segunda División B away win against Atlético Saguntino.

Blanco made his first team debut on 30 October 2018, replacing fellow youth graduate Lee Kang-in in a 2–1 away defeat of CD Ebro, for the season's Copa del Rey.

On 29 September 2020, Blanco started Valencia's opening game of the 2020–21 La Liga season away to Real Sociedad, in a 1–0 win.