José Antonio Querejeta Altuna (born 19 March 1957), known as Josean Querejeta, is a retired basketball player of Saski Baskonia, Real Madrid, Joventut Badalona and CAI Zaragoza, and the current president of Vitoria-Gasteiz-based Saski Baskonia since 1988, following the conversion of the club into a S.A.D.
From 2013 his Avtibask S.L. group also held a controlling stake in the city's football club Deportivo Alavés.
In October 2025, he was fined after he went outside the referee's locker room to confront them during halftime of the game against Panathinaikos B.C. and he was fined for committing acts representing a lack of respect against the officiating crew.
Contents
Honors
With Baskonia (as a player)
Copa Asociación: (1)
1985
With Baskonia (as a president)
Spanish Championship: (3)
2001–02, 2007–08, 2009–10
Spanish Cup: (6)
1995, 1999, 2002, 2004, 2006, 2009
Spanish Supercup: (4)
2005, 2006, 2007, 2008
Basque Cup: (2)
2011, 2012
FIBA Saporta Cup: (1)
1995–96
With Real Madrid
Spanish Championship: (2)
1979, 1980
Spanish Cup: (1)
1980
FIBA European Champions Cup: (1)
1979–80
Awards
Gianluigi Porelli EuroLeague Executive of the Year: (2)
2005, 2016