Alejandro Rego

Born in Bilbao, Biscay, Basque Country, Rego played for SD Indautxu and Santutxu FC before joining Athletic Bilbao's Lezama youth academy in 2017, aged 14. He made his senior debut with farm team CD Basconia in the 2021–22 season, in the Tercera División RFEF. Promoted to the reserves ahead of the 2022–23 campaign, Rego renewed his contract for two further years on 19 December 2023. After impressing during the 2025 pre-season with the first team, he made his professional – and La Liga – debut on 17 August of that year, coming on as a late substitute for goalscorer Nico Williams in a 3–2 home win over Sevilla FC.

As of match played 13 May 2026

Bilbao Athletic

Segunda Federación (Group 2): 2023–24