Previously, Spain announced its World Cup squad, with Real Sociedad captain Oyarzabal included.
This is Oyarzabal's first time being selected for the World Cup squad, and he is also the 13th Real Sociedad player in the club's history to represent Spain at the World Cup.
Real Sociedad players in Spain's World Cup history
2026, Oyarzabal
2018, Odriozola
2002, De Pedro
1998, Aranzabal
1990, Gorriz
1982, Arconada, Perico Alonso, Zamora, Satrústegui, Roberto López Ufarte, Pello Uralde
1978, Arconada
1950, Izaguirre
1934, Martín Marculeta