Aitor Elizegi Alberdi (born 27 June 1966) is a Spanish entrepreneur, chef and the president of football club Athletic Bilbao from 2018 to 2022.

Born in 1966, in Santutxu, Bilbao, Elizegi grew up supporting Athletic Bilbao, becoming a member of the club at the age of 25.^[1] Elizegi entered the culinary industry in 1987, winning the Spanish Chefs Championship a year later and the Basque Gastronomy Award in 2000 for best restaurateur at his Gaminiz restaurant.^[2] As of 2019, Elizegi is head of a number of Basque restaurants in Bilbao, including Txocook, Bascook and Basquery.^[3]

On 27 December 2018, Elizegi won Athletic Bilbao's presidential election to succeeding former incumbent Josu Urrutia, defeating Alberto Uribe-Echevarría, treasurer under Urrutia, by a margin of just 85 votes.^{[lower-alpha 1]}

One of his first acts as president was to replace the long-serving sporting director José María Amorrortu with Rafael Alkorta and Andoni Ayarza, (both former players of the club),^[5][6] as promised in his election campaign.^[7]

He did not seek re-election at the end of his four-year term in 2022, with Jon Uriarte appointed to succeed him.^[8]

Elizegi is a member of the Basque Nationalist Party.^[9] Elizegi is a Basque nationalist and independentist,^[10] and has expressed a desire for the admittance of a Basque national football team into UEFA.^[11]