On 25 July 2011, he was named the coach of Italy's under-20 side. On 2 July 2013, Luigi Di Biagio stepped up an age group to replace Devis Mangia as Italy's under-21 coach. He made his debut as the Italy under-21 coach on 14 August 2013, in a friendly match against Slovakia, which was won 4–1 by Italy. He eventually helped the u-21 side to qualify for the upcoming 2015 Under-21 European Championship in the Czech Republic, as Italy defeated Slovakia once again in the play-offs.