Gaizka Garitano Aguirre is a Spanish retired footballer who played as a midfielder, and is the manager of Athletic Bilbao.
Over 11 seasons, he amassed Segunda División totals of 315 matches and 37 goals, mainly with Bilbao Athletic and Eibar. In La Liga, he represented Real Sociedad during the 2005–06 and 2006–07 campaigns.
In 2009, Garitano entered coaching with Eibar, and became the first team coach in 2012. He won consecutive promotions in his first two years, and reached the top division with the club in 2014.