Career
Born in Bilbao, Biscay, Basque Country, Jon Iru joined Athletic Bilbao"s youth setup in 2010, aged 17, and made his debuts as a senior with the farm team in the 2011-2012 campaign, in Tercera División. On 31 August 2012 he was loaned to Segunda División B side Sestao River, but a metatarsus injury shortened his appearances for the club On 21 June 2013 Jon Iru was promoted to the reserves in Segunda División B, after his loan ended.
In July of the following year he suffered a severe knee injury, which sidelined him for eight months.
He only contributed with 18 minutes during the whole season, as the B-side returned to Segunda División after 19 years. Jon Iru made his professional debut on 24 August 2015, starting in a 0–1 home loss against Girona Football Club.
