Aritz Elustondo Irribarria (born 28 March 1994) is a Spanish professional footballer who plays mainly as a right-back but also as a central defender for La Liga club Real Sociedad.
Born in Beasain, Gipuzkoa, Basque Country, Elustondo graduated from Real Sociedad's youth system. On 13 July 2012, he was loaned to Tercera División club SD Beasain, and made his senior debut for the latter.
Elustondo returned to his alma mater in June 2013, and was assigned to the reserves in the Segunda División B. He signed a new contract on 31 January 2014, running until 2016.
On 14 January 2015, Elustondo made his first-team debut, starting in a 2âÂÂ2 home draw against Villarreal CF in the round of 16 of the Copa del Rey. He first appeared in La Liga three days later, in the 0âÂÂ1 home loss to Rayo Vallecano.
Elustondo scored his first professional goal on 31 January 2015, but in a 4âÂÂ1 defeat at Real Madrid. On 3 January of the following year, having been regularly used by new manager Eusebio Sacristán, he agreed to an extension until 2020.
Elustondo remained at Anoeta Stadium in the ensuing years, signing new deals in February 2018 (to June 2022) and August 2020 (to June 2024). He made his 300th competitive for Real on 30 November 2025, in a 2âÂÂ3 home loss against Villarreal.
Real Sociedad