|Full name||Alejandro José Marqués Méndez|
|Date of birth||4 August 2000|
|Place of birth||Caracas, Venezuela|
|Height||1.90 m (6 ft 3 in)|
* Senior club appearances and goals counted for the domestic league only and correct as of 3 February 2019|
‡ National team caps and goals correct as of 27 July 2019
Born in Caracas, Marqués moved to Spain at an early age and joined RCD Espanyol's youth setup in 2013. He subsequently moved to UFB Jàbac Terrassa in the following year, before joining FC Barcelona's Juvenil squad on 14 June 2017.
Marqués made his senior debut with the reserves on 17 March 2018, coming on as a second-half substitute for Marcus McGuane in a 1–1 away draw against Lorca FC for the Segunda División championship.
- As of 3 February 2019
|Club||League||Season||League||Copa del Rey||Europe||Other||Total|
|Barcelona B||Segunda División||2017–18||5||0||—||5||0|
|Segunda División B||2018–19||5||0||—||5||0|
- Spain U19
- "¿Quién es Alejandro Marqués, el Vinotinto del Barcelona?" [Who is Alejandro Marqués, the Vinotinto of Barcelona?] (in Spanish). Diario AS. 12 February 2018. Retrieved 17 March 2018.
- "Alejandro Marqués, el nuevo refuerzo goleador para el Juvenil del Barça" [Alejandro Marqués, the new goalscoring addition for the Juvenil of Barça] (in Spanish). Futbol Base Català. 14 June 2017. Retrieved 17 March 2018.
- "Cucurella priva a Fabri de su primera alegría y rescata al Barça" [Cucurella prevents Fabri of his first joy and rescues Barça] (in Spanish). Marca. 17 March 2018. Retrieved 17 March 2018.
- Alejandro Marqués at Soccerway